Answer:
0
Step-by-step explanation:
The answer for this question would be 24 because 0 is included.
Answer:
(x+4y)(x-4y)
Step-by-step explanation:
Since

we can see that

They must be complementary. these 2 angles MUST equal 90 degrees because there is a right angle that is 90 degrees in the triangle already and all triangles have an angle sum of 180 degrees. the answer is complementary
Answer:
45° 60° 64°
Step-by-step explanation:
Little triangle:180-(64+71)=45
Big triangle :180-(64+56)=60