I wish I knew :( but sadly i havent even learn that yet :(
Answer:
c = 11
Step-by-step explanation:
2c+8+6c-6 = 90 ( the angle measure of the two angles)
8c+2 = 90
8c = 88
c = 11
Answer:
A≈6503.88
Step-by-step explanation:
To find the area of a cirlce, you use the formula: A=(pi)r^2
You just plug in the radius (half of the diameter), punch it into the calculator and get your answer :)