You can solve this question with pythagorean theorem >

Based on the information, you already have one side (a or b, doesn't matter, 12) and the hypotenuse (the cut, c, 15)
So:
1.

2. 144+

= 225
3.

= 225 - 144 = 81
4.

5.
Answe
Step-by-step explanation:
Answer:
n + d = 11, 5n + 10d = 70
, 10n + 5d = 70
Step-by-step explanation:
The answer is F, because 3+4=7. Athe sides have to equal the biggest number which is 7 Pathagorian therom