A formula for calculating A, the area of the trapezoid, A= 1/2 (b + b), where h is the height of the trapezoid, and b and b are the lengths of parallel sides. What is A when h = 4 centimeters, b = 10 centimeters, and b = 5 centimeters?

Respuesta :

Answer:

30

Step-by-step explanation:

10 + 5 = 15 so 15 x 4 = 60 and 60 divided by 2 is 30

Answer:

Should be 30

Extra blank space because for some reason I have to have a minimum of 20 words so I will keep writing until it lets me post it ok? Ok.