Answer:
A. 17 m²
Step-by-step explanation:
The formula of an area of a trapezoid:
[tex]A=\dfrac{base_1+base_2}{2}\cdot height[/tex]
We have:
[tex]base_1=5m\\base_2=1.8m\\height=5m[/tex]
Substitute:
[tex]A=\dfrac{5+1.8}{2}\cdot5=\dfrac{6.8}{2}\cdot5=3.4\cdot5=17\ m^2[/tex]
