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Solved Examples
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f   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.]   f
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f   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.]   f
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f   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?   f View Solution
f   Is the shown transformation a reflection?
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f   Name the transformation shown.   f View Solution
f   Which of the following is the reflection image of the given figure in the line shown?
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f   Find the coordinates of reflection image of A(2, 3) in the x-axis of xy-plane.   f View Solution
f   A point B (1, - 1) is reflected in the y-axis. What are the coordinates of the reflection image of B?.   f View Solution
f   A point P (- 2, 2) is reflected in the y-axis. What are the coordinates of P′?
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f   A point S(0, 3) is reflected in the x-axis. What is the line on which the reflection lies ?   f View Solution
f   What is the reflection image of MN¯ in the x-axis?
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f   What is the image of MN¯ under a reflection in the y- axis?   f View Solution
f   Which of the following is the image of PQ¯ under a reflection in the line y = x?.
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f   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¯?
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f   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.]   f
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f   How many lines of symmetry does the figure shown contain?
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f   Is the property of reflection an isometry?   f View Solution
f   If the point M(5, - 4) is reflected in the line y = - 1, then find the coordinates of the reflected image of M.
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f   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.]   f
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f   A′ is the reflection image of A under line l. Which of the following is correct?   f View Solution
f   ΔE′C′D′ is the reflection image of ΔECD under the line l as shown. Then ED = ___.   f View Solution
f   Name the transformation shown.
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f   Which of the following is not correct?
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f   ΔABC is isosceles, D is the midpoint of side BC¯ as shown. What is the reflection image of C under the line l?
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f   ΔE′C′D′ is the reflection image of ΔECD under the line l as shown. mCDE =   f View Solution
f   A is a point on a line l and its reflection image in l is A′ .Which of the following is correct?
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f   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?   f View Solution
f   What are the coordinates of the image of (x, y) when it is reflected onto the y-axis?
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