Mathematics
A Δ PQR is reduced by a scale factor 0.72. If the area of Δ PQR is 62.5 cm2, find the area of its image.
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Answer
We know that,
Area of image = k2 × Area of the actual triangle Δ PQR
= (0.72)2 × 62.5
= 0.5184 × 62.5
= 32.4 cm2.
Hence, area of image of Δ PQR = 32.4 cm2.
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