Answer:
sally= a1/2
Step-by-step explanation:
Answer:
4(3 + 2x)(-3 + 2x)
Step-by-step explanation:
Answer:
<h2>S.A. = 234 mm²</h2>
Step-by-step explanation:
The formula of a surface area of a rectangular prism:

l - length
w - width
h - height
We have l = 15 mm, w = 3 mm, h = 4 mm. Substitute:
