Question

Help pls fast!!!
The surface area of the threedimensional fugire is Square centimeters

Answer 1

Answer: 536.6 cm²

Explanation:

Area for 3 rectangles = bh*3

=(10)(15)(3) = 450

Area for 2 triangles = 1/2 bh *2

= 1/2 10*8.66*2

=86.6

Total area = 86.6+450=536.6