Answer:
7 is (5-20) degrees because if you see 2is (3* 10) or 4 is (4*- 15) you will get your Answer
Answer:

Step-by-step explanation:
sqrt[(z^3)(z^4)] =
= 
Answer:
Yes, because according to the Pythagorean theorem a squared + b squared = c squared.
In simpler terms, triangles have to have at least 2 legs = to be congruent to each other.
Hope this helps :)