What is the area of a triangle whose base is 10 centimeters and whose height is 20 centimeters? - 15 cm - 30 cm - 100 cm - 200 cm

Area of a triangle = 1/2 base * height

A = 1/2 (10)* 20

A= 5*20

A = 100 cm^2

Choice C

The formula of an area of a triangle:

We have:

base = 10 cm and height = 20 cm. Substitute:

the one on the bottom left

step-by-step explanation:

all of the other ones have a specific pattern