Answer:
r = 72
Step-by-step explanation:
Given that:
r/4=18
Multiplying both sides by 4
r = 18*4
r = 72
I hope it will help you!
Answer:
23
hope it helped you!!
BTW, angle 1 + angle 2 = 180
This is an octagon, which has 8 sides.
the angle of rotation is 360/8 = 45°
Answer: 16
Step-by-step explanation:
We follow BIMDAS.
So it becomes :
2+2×24/4 after the first step.
Then, 4+48/4
Then, 4+12
Which is 16