Answer:
SAS (side angle side)
Step-by-step explanation:
the third one
I believe it would be -2
The midpoint of (0,4) and (4,-8) is (2,-2)
(-1) to the power of an even number is +1.
(-1) to the power of an odd number is -1.
Since 50 is an even number, (-1)⁵⁰ = 1.