Question

if the height of a triangle is 10 metre and base is double of height find area​

Answer 1

$h = 10m \\ b = 2 \times 10m = 20m \\ area = \frac{1}{2} \times b \times h \\ = \frac{1}{2} \times 20 \times 10 \\ = 10 \times 10 \\ = 100 {m}^{2}$

Area =100m²