Question

In a traingle the height is double the base and the area is 400 cm. Fine the lenth of the base and height

Answer 1

Let the base =x

Height = 2x

Area = 400cm²

400=1\2*x*2x

800\2=x²

x=20cm

Therefore,

Base=20cm

Height=40cm

Mark it as the brainliest.