Answer:
118 degrees
Step-by-step explanation:
A line has an angle of 180 degrees, so to find the unknown angle of b just subtract the known angle from 180.
180 - 62 = 118
The answer is 54 pls mark brainliest if correct
Answer:
90
Step-by-step explanation:
a)
Since, to find the average of a set of numbers, you need to add them all together and divide by the amount of numbers:

b)
Multiply both sides by 4:

Hope this helps!