In triangle PQR, PR = 8 cm, QR = 8 cm and PL = 5 cm. Find the area of triangle PQR.

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Solution

The correct option is D
20

QR = base = 8 cm, PL = height = 5 cm

Area of the triangle PQR = $\frac{1}{2} \times b a s e \times h e i g h t = \frac{1}{2} \times 8 \times 5 = 20 c m^{2}$

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In triangle PQR, PR = 8 cm, QR = 8 cm and PL = 5 cm. Find the area of triangle PQR.

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