Question

Anyone wanna help me LOL ??

Answer 1

11. #1 90 degrees

#2 45 degrees

#3 45 degrees

#4 90 degrees

12. 6x-21 = 45

add 21 to both sides

6x= 66

Divide by 6

66/6=11 so x=11

13. Rectangle and square I think

14. All of them

15. Square and rhombus

16. All of them