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| DDD The midpoint of AB is (- 7, - 1)and one of the end point is A(- 1, 1). Find the coordinates of the other end point. DDD |
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DDD Find the measures of ∠DAB and ∠BCD. [Given x = 29.]
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| DDD In ΔDCE, EP¯ is the angle bisector of ∠DEC as shown. Find m∠PEC. [ax - b = 5x - 6 and cx + d = 3x + 4] DDD |
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| DDD Find the coordinates of the midpoint of XY¯. The endpoints of XY¯ are X(- 1, 9) and Y(8, -6). DDD |
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DDD Is DE¯ the segment bisector of AC¯? [Given a = 15 cm and b = 16 cm.]
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| DDD SQ→ is the bisector of ∠PSR. Find the m∠QSR and m∠PSR. m∠PSQ = x. [Given x = 79.] DDD |
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DDD In the figure, C is the mid point of AB¯ and D is the midpoint of CB¯. If AB¯ = 36 inches and CD¯ = 2x + 1, then find the value of x.
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DDD In the given figure, OC¯ is the angle bisector of ∠AOB and OD¯ is the angle bisector of ∠COB. If ∠AOC= (3y - 2)o and ∠COD = 26o, then find the value of y.
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DDD In the figure shown, AD→ is the angle bisector of ∠BAC, AE→ is the angle bisector of ∠DAC and AF→ is the angle bisector of ∠BAD. If m∠BAC = 64, then find m∠FAE.
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| DDD OP→ is the bisector of ∠AOB. Find the measure of ∠POB. [Given x = 118] DDD |
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DDD In figure, if XOY¯ is a line, OQ¯ bisects ∠COY and ∠POQ is right angle then prove that OP¯ bisects the ∠XOC.
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DDD OB→ is the angular bisector of ∠AOC. Find the value of k.
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| DDD AB→ bisects ∠CAD; m∠CAB = 35; what is the measure of ∠BAD? DDD |
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| DDD AB is a line segment whose length is 10cm. P is the mid-point of AB¯. Find the length of AP¯. DDD |
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DDD A line that is perpendicular to a segment at its midpoint is known as
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| DDD What is the angle between the interior angle bisector and the exterior angle bisector of the angle formed by two rays? DDD |
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DDD Find the angle made by the angular bisector of the angle between OF2 and OF4 with the vertical.
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| DDD How many equidistant points are lying on the angular bisectors of two intersecting lines AB and CD at a distance of 5 cm from their point of intersection? DDD |
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| DDD What is the locus of a point equidistant from two intersecting lines? DDD |
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| DDD How many number of points are there which are lying on the perpendicular bisector of a line segment and are at a distance of 5 cm from the line segment? DDD |
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DDD If OC¯, OD¯ and OE¯ are the angular bisectors of ∠AOB, ∠AOC and ∠DOC respectively, then find α.
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| DDD ON¯ and OM¯ are the interior and exterior angle bisectors of ∠AOB respectively. If ∠AON = 30o, then ∠MOA is DDD |
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DDD ON¯ and OM¯ are the interior and exterior angle bisectors of ∠AOB respectively. If ∠MOB = 110o, then ∠NOB equals
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DDD P and M are the points on the perpendicular bisector of AB¯. If ∠PAB > ∠MAB, then which of the following is true?
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DDD Find m∠BFC if BF and CF are the angle bisectors of ∠CBD and ∠BCE.
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| DDD OB is the angle bisector of ∠COA. If ∠BOA = 40o. Find ∠COD. DDD |
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DDD In the figure, C is the mid point of AB¯ and D is the midpoint of CB¯. If AB¯ = 40 inches and CD¯ = 2x + 4, then find the value of x.
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DDD Select the correct statement / statements.
1. An angle bisector is a line.
2. An angle bisector is a line of symmetry for the two arms.
3. An angle bisector is equidistant from both the arms of the angle it bisects.
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| DDD If OC¯, OD¯, OE¯, OF¯, OD¯′, OE¯′ and OF¯′ are the angular bisectors of ÐAOB, ÐCOB, ÐDOB, ÐEOB, ÐAOC, ÐAOD′ and ÐAOE′ respectively, then find the value of (α+βα-β). DDD |
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DDD In figure, if XOY¯ is a line, OQ¯ bisects ∠COY and ∠POQ is right angle then prove that OP¯ bisects the ∠XOC.
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| DDD AD¯ is the bisector of ∠BAC. AE¯ is the bisector of ∠BAD. What is the ratio of m∠BEA to m∠BDA? DDD |
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DDD The lines OP¯, OQ¯ makes an angle 75° and 32°respectively with the horizontal in the same direction. Find the angle made by the angular bisector of ∠POQ with the horizontal.
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DDD Find the ratio of angles (measured from horizontal) made by the angular bisectors of the angles made by OX¯, OY¯ and OP¯, OQ¯.
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DDD Choose the relation between x and y such that BD¯ is the angular bisector in the given figure.
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| DDD CE bisects ∠ACD. CF bisects ∠ACE. Find the measure of ∠BAC if BC¯ || AE¯ DDD |
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| DDD Find the number of angular bisectors that can be drawn to the given figure. DDD |
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DDD OQ and OR are the bisectors of ∠RQS and ∠QRT, what is the measure of ∠P?
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DDD QT→ and QS→ are the bisectors of ÐPQS and ÐRQT. Find mÐSQT.
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DDD What is the measure of ÐDOC, if OD¯ is the bisector of ÐCOB?
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DDD Is DE¯ the segment bisector of AC¯? [Given a = 18 cm and b = 19 cm.]
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| DDD Which of the following is the perpendicular bisector of AB¯? DDD |
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| DDD S is the midpoint of NR¯. Which of the following is true? DDD |
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| DDD Find the coordinates of the midpoint of XY¯. The endpoints of XY¯ are X(- 4, 7) and Y(6, -4). DDD |
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DDD CD↔ is the perpendicular bisector of AB¯ at point P. Name two congruent angles.
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| DDD SQ→ is the bisector of ∠PSR. Find the m∠QSR and m∠PSR. m∠PSQ = x. [Given x = 78.] DDD |
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DDD Which of the following figures show that OC→ is the angle bisector of ∠AOB?
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DDD Points A, B, C, D, E are collinear, C is the mid point of AB¯. D is the mid point of AC¯ and E is the midpoint of AD¯. Then find the ratio AEAB.
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DDD In the figure, C is the mid point of AB¯ and D is the midpoint of CB¯. If AB¯ = 32 inches and CD¯ = 2x + 4, then find the value of x.
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DDD In the given figure, OC¯ is the angle bisector of ∠AOB and OD¯ is the angle bisector of ∠COB. If ∠AOC= (3y - 3)o and ∠COD = 24o, then find the value of y.
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| DDD In ΔDCE, EP¯ is the angle bisector of ∠DEC as shown. Find m∠PEC. [ax - b = 6x - 7 and cx + d = 4x + 5] DDD |
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| DDD When we bisect an obtuse angle, what type of angles do we get? DDD |
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DDD Find the measures of ∠DAB and ∠BCD. [Given x = 28.]
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DDD Use the marks on the figure to identify the correct statements.
I. AD¯ ≅ CD¯
II. ∠ADB ≅ ∠BDC
III. AC¯ ≅ AD¯
IV. BD¯ ⊥AC¯
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DDD In the figure shown, AD→ is the angle bisector of ∠BAC, AE→ is the angle bisector of ∠DAC and AF→ is the angle bisector of ∠BAD. If m∠BAC = 62, then find m∠FAE.
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| DDD OP→ is the bisector of ∠AOB. Find the measure of ∠POB. [Given x = 122] DDD |
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| DDD What is the best name for MN¯ in the figure shown? DDD |
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DDD If an obtuse angle is bisected, then the resulting two angles are _________.
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| DDD The midpoint of AB is (- 5, - 1)and one of the end point is A(- 1, 1). Find the coordinates of the other end point. DDD |
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DDD Point C is the midpoint of AB¯. Which of the following is not true?
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| DDD EL¯ is the bisector of ÐFEB and mÐLEB is 55. Find mÐCFQ. DDD |
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| DDD OB→ bisects ∠AOC. Find m∠BOC and m∠AOC if m∠AOB is 35°. DDD |
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| DDD The coordinates of the place halfway between Fresno (36.7°N, 119.8°W) and Oakland is (37.25°N, 121.05°W). Find the coordinates of Oakland. DDD |
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| DDD Find the coordinates of the place halfway between Los Angles (34.1°N, 118.2°W) and Napa (38.3°N, 122.3°W) DDD |
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DDD OB→ bisects ∠AOC. Select the incorrect statement.
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| DDD OC→ is the bisector of right angle AOB. m∠AOC is ... DDD |
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| DDD Select the exterior angle bisector of ∠BAC. DDD |
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| DDD A compact disc is 12 cm wide at its diameter. The hole in the center is 3 cm wide. Find the value of a. DDD |
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