Question

ABCD is a square in which diagonal AC = 12 cm. Find the area of
The narallel sides of a tranezium are 10 cm and in cm If each of​

Answer 1

if diagonal of square =12cm

then

$area = \frac{1}{2} \times {(diaonal)}^{2} \\ area = \frac{1}{2} \times {12}^{2} \\ \: \: \: \: \: \: \: \: \: \: \: = \frac{1}{2} \times 144 \\ \: \: \: \: \: \: \: \: \: \: \: = 72 {cm}^{2} (ans)$

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