Circumference of circle = pi*diameter = 13pi cm
Area is pi*d^2/4 = pi*13^2/4 = 42.25pi cm^2.
The circumference should be 43.98
Steps:
1. Do a proportion
X/20=35/100
2. Do 35 times 20 which equals 700
3. Do 700 divided by 100
4. Your answer is
7
Answer:
An angle is said to be in a certain quadrant if, when the angle is in standard position, the terminal side lies in that quadrant.