Answer:
90 degrees
Step-by-step explanation:
It is a right angle
C. -26=x
3(3x-2)=5(2x+4)
9x-6=10x+20
9x-10x=20+6
-x=26
-x/-1=26/-1
x= -26
√100 = 10
so √-100 =
i√10
2 7/16
multiply both top and bottom of 2 3/4 to make it 12/16 then subtract from there.