Question

Pls help and don’t answer if you don’t know it! Thanks!

A contractor is building a set of stairs out of concrete. Each stair is exactly the same length, width, and height.

d) Which solid figures can the stairs be broken into? What are the dimensions of each solid figure?
(e) How much concrete will be needed to form the stairs?

Answer 1

d) The stairs can be broken into 6 rectangle prisms. The dimensions of each solid figure are 0.576 m3.

e) 3.456 m3

Explanation:

d) 1.2/3=0.4

1.8/3=0.6

0.4 x 0.6 x 2.4=0.576

e) 0.576 x 6= 3.456