5

+10-15=30
5

=35
<span>

=7
</span>х=49
5√49+10-15=30
30=30

+1+7=4
<span>

=-4
</span>it is <span>no solution
</span>
The length would be 6 centimeters. You would get this answer because 6 divided by 3 is 2. So you would divide 18 by 3 and get 6. So the length of the second rectangle is 6 centimeters. Hope this helps!
Have a great day!
Answer:
The volume of the triangular prism is 
Step-by-step explanation:
we know that
The volume of the triangular prism is equal to

where
B is the area of the triangular face
L is the length of the prism
step 1
Find the area of the triangular face
The area of a triangle is equal to

we have

substitute

step 2
Find the volume
we have


substitute in the formula of volume


The answer is 10^4
hope it help u