68 degrees because each quadrant of the shape is a right angle.
90 - 22 = 68 degrees
Answer:
A
Step-by-step explanation:
We can calculate this using circle theorems
The correct circle theorem to use here is that angle at center is 2 times angle at circumference
The angle we want to calculate here is the angle at circumference but we were given the angle at the center
So the value of the angle at the circumference would be 108/2 = 54
Answer:

Step-by-step explanation:
HOPE THAT THIS IS HELPFUL.
HAVE A GREAT DAY.
Answer:

Step-by-step explanation:
Given,

To find the quotient, apply the division rule of exponents, 
Thus:

= 
Step-by-step explanation:
a+3=−3
a=-6
!!!!!!!!!!!!!