Answer:
m<4 = 117 degrees
Step-by-step explanation:
Knowing that angle 1 is 63 degrees, we can look at the other angle on the same side of the line, angle 4.
Angles on one side of a line add to 180 degrees.
180 - 63 = 117
Answer:
B. 13
Explanation:

Logarithm rules:

Breakdown of the expression:



insert given values


Perimeter of bigger disc = 2π*24 inch
perimeter of bigger disc = 2π*8 inch
number of rotations =2π*24/2π*8 = 3