Question

Calculate the length of CD if the area of △BCD is 150 cm ²

Answer 1

CD = 20 cm

Explanation:

Area of Δ = 1/2(Base)(Height)

Where Height = 15, Area = 150

So,

150 = 1/2(CD)(15)

CD =
`(150*2)/(15)`

CD = 10*2

CD = 20 cm