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Mrs. Palmer asks her students to find the area of the tops of their desks.
3 feet
13 feet
5 feet

What is the area of the tops of the desks?
A 15 square feet
B 12 square feet
C 9 square feet
D 3 square feet


Its multiple choice
need help asap

Mrs Palmer asks her students to find the area of the tops of their desks 3 feet 13 feet 5 feet What is the area of the tops of the desks A 15 square feet B 12 s class=

Respuesta :

mathstudent55

Answer:

12 square feet

Step-by-step explanation:

The shape of the top of the desk is a trapezoid.

A = (b1 + b2)h/2

A = (5 ft + 3 ft)(3 ft)/2

A = (8 ft)(3 ft)/2

A = 24 ft^2/2

A = 12 ft^2

Answer: 12 square feet