Answer:
Twenty five
Step-by-step explanation:
<1 = 123
60 + 63 = 123
180 - 123 = 57
180 n- 57 = 123
Triangle angle-sum theorem
Alternate exterior angles theorem (?)
Same side interior angles theorem
idk what the last one is about sorry
hope this helps

- Evaluate the expression ⇨ (-6) squared.


This will be equal to..

Multiply -6 by itself (squaring a number means to multiply the number by itself twice)

-6 multiplied by-6 will get you 36 as the answer.

Can you type it out with actual numbers instead of letters please? Thank you