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Solved Examples
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ee  ED || AB; Find mEDC. [Given x = 70 and y = 60]  ee View Solution
ee  If line l || line m and b = 120, then find the value of y.  ee View Solution
ee  A line is parallel to its image under reflection by a mirror. The angle at which the line is inclined to the mirror is  ee View Solution
ee  Six parallel lines are intersected by two lines. How many triangles can be formed?
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ee  There are 9 parallel lines. The distance between the first 5 consecutive lines is 2 cm each, that between the next lines is 3 cm each. What is the distance between the first and the ninth line in cm?  ee View Solution
ee  How many lines parallel to a given line can be drawn through a given point out side the line?
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ee  If two lines are perpendicular to the same line in a plane, then the lines are
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ee  How many lines perpendicular to a given line can be drawn through a given point outside the line?  ee View Solution
ee  In a plane, if two lines are parallel to a third line, then they are
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ee  Are parallel lines useful in finding angle measures in triangles?  ee View Solution
ee  ABCD is a trapezoid. Find the value of x. BBB View Solution
BBB What is mADE, if DE¯ || BC¯? BBB View Solution
BBB ED || AB; Find mEDC. [Given x = 75 and y = 65] BBB View Solution
BBB ABCD is a parallelogram. Find mDAB. BBB View Solution
BBB If line l || line m and b = 110, then find the value of y. BBB View Solution
BBB Two plane mirrors r and s are parallel to each other. If mABK = 30, then find mDCB. BBB View Solution
BBB What is the most appropriate description for the figure ABCD if A = B ?
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BBB What is the most appropriate name for the figure ABCD if B = D and AB = BC? BBB View Solution
BBB How many perpendicular lines can be drawn from a fixed point to 5 lines which are parallel to each other?
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BBB Two right triangles are placed such that one of its legs is horizontal. How many pairs of parallel sides can be there for these triangles? BBB View Solution
BBB Choose the line which is inclined to 4y + 7x + 13 = 0.  BBB View Solution
BBB Are BA¯ and CE¯ parallel?
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BBB Identify the correct statement / statements.
1. Lines lying on different planes can be parallel.
2. Parallel lines have only one point of intersection.
3. Parallel lines have same slope.
4. Parallel lines have many ponts of intersection.
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BBB If AB¯ || CD¯, PR¯ || QS¯, mCQP = x and mSQD = y, then find mEPR. BBB View Solution
BBB Which theorem would you use to show that a || b?
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BBB Which theorem can you use to prove that l is parallel to m? BBB View Solution