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Solved Examples
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B   ΔPQR is the reflection image of ΔABC as shown. Find the values of x and z.
[Given AB = 2x - 3, PQ = 5, BD = 5z and SQ = 10.]   B
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B   ΔPQR is the reflection image of ΔABC as shown. Find the values of x and y.
[Given PQ = y + 5, AB = 11, BC = 5x - 1 and QR = 34.]   B
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B   ΔABC is equilateral, D is the mid point of BC¯ as shown. What is the area of ΔABD if the area of ΔADC is 4.5 cm2?   B View Solution
B   Is the shown transformation a reflection?
   B
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B   Name the transformation shown.   B View Solution
B   Which of the following is the reflection image of the given figure in the line shown?
   B
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B   Find the coordinates of reflection image of A(2, 3) in the x-axis of xy-plane.   B View Solution
B   A point B (1, - 1) is reflected in the y-axis. What are the coordinates of the reflection image of B?.   B View Solution
B   A point P (- 2, 2) is reflected in the y-axis. What are the coordinates of P′?
   B
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B   A point S(0, 3) is reflected in the x-axis. What is the line on which the reflection lies ?   B View Solution
B   What is the reflection image of MN¯ in the x-axis?
   B
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B   What is the image of MN¯ under a reflection in the y- axis?   B View Solution
B   Which of the following is the image of PQ¯ under a reflection in the line y = x?.
   B
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B   AB¯ has gone under a reflection in the y- axis, its image has gone under a reflection in the x - axis. Which of the following is the final image of AB¯?
   B
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B   ΔPQR is the reflection image of ΔABC as shown. Find the values of x and z.
[Given AB = 2x - 3, PQ = 5, BD = 2z and SQ = 4.]   B
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B   How many lines of symmetry does the figure shown contain?
   B
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B   Is the property of reflection an isometry?   B View Solution
B   If the point M(5, - 4) is reflected in the line y = - 1, then find the coordinates of the reflected image of M.
   B
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B   ΔPQR is the reflection image of ΔABC as shown. Find the values of x and y.
[Given PQ = y + 3, AB = 11, BC = 3x - 3 and QR = 27.]   B
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B   A′ is the reflection image of A under line l. Which of the following is correct?   B View Solution
B   ΔE′C′D′ is the reflection image of ΔECD under the line l as shown. Then ED = ___.   B View Solution
B   Name the transformation shown.
   B
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B   Which of the following is not correct?
   B
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B   ΔABC is isosceles, D is the midpoint of side BC¯ as shown. What is the reflection image of C under the line l?
   B
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B   ΔE′C′D′ is the reflection image of ΔECD under the line l as shown. mCDE =   B View Solution
B   A is a point on a line l and its reflection image in l is A′ .Which of the following is correct?
   B
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B   ΔABC is equilateral, D is the mid point of BC¯ as shown. What is the area of ΔABD if the area of ΔADC is 4.3 cm2?   B View Solution
B   What are the coordinates of the image of (x, y) when it is reflected onto the y-axis?
   B
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