Answer:
30 degrees
Step-by-step explanation:
The angles must add up to 180 degrees and the triangles have the same angles.
Answer:
20
Step-by-step explanation:
The pythagorean theorem states that

So 
You would then do

Because a square root is the opposite of a square.

because 20 * 20 = 400
Answer:
Volume = 1730 in^2
Step-by-step explanation:
18 - 5 = 13
6 + 5 = 11
10 x 13 x 11 = 1430
10 x 5 x 6 = 300
1430 + 300 = 1730
Answer:
In the attached file
Step-by-step explanation:
Infinitely many, but they will all be proportional to each other