Answer:
A = 154 cm²
Step-by-step explanation:
The formula of an area of a triangle:
[tex]A_\triangle=\dfrac{bh}{2}[/tex]
b - base
h - height
From the picture we have a base b = 22cm and a height h = 14cm.
Substitute:
[tex]A_\triangle=\dfrac{(22)(14)}{2}=(11)(14)=154\ cm^2[/tex]
