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:

Step-by-step explanation:
4/5 is equivalent to 12/15
Answer:
you use the pythagorean theorem
Step-by-step explanation:
P.S. im not doing your hw
Hello :)
196 = 14.14 so the answer is D
169 = 13.13
144=12.12
121=11.11
Have a nice day :)