Answer:
D
Step-by-step explanation:
hope this helps
The exponents should be multiplied in the last one because of the distributive property
Y= 11.
2 plus 4 is 6 and 6 plus 5 is 11.
Answer: The element described is aluminum.
Answer:
Hi there!
Your answer is:
W=17.5feet
Step-by-step explanation:
We use the surface area form for a cuboid:
2h(l+w)=SA
Fill in the known values!
2(2)* (5+ W) = 90
Solve for W!
4*(5+W)=90
20+4w=90
-20
4w=70
/4
W=17.5feet