Hello!
To find the area of a trapezoid you use the equation

A is area
h is height
a and b are the bases
Put in the values we know

Add

Divide

Multiply
A = 120
The answer is 120cm squared
Hope this helps!
Sorry no but you can search up the question on google and maybe try that
Answer: 82
Step-by-step explanation:
H=9(-3)^2+1
Simplify both sides of the equation.
h=81+1
81+1 =82
h=82
There u just needed to search the formula