Problems
Problem 7.1:
What is the area of a circle with diameter 8?
[Solution]
Problem 7.2:
If a central angle is 120
degrees, and the
radius is 3, what is the area of the
sector defined
by the intersection of the angle and the
circle?
[Solution]
Problem 7.3:
What is the area of the shaded region below?
[Solution]
Problem 7.4:
If the radius of circle A is twice that of circle B, how many times greater is
the area of
circle A than circle B?
[Solution]
Problem 7.5:
What is the area of the shaded region?
[Solution]
[Solution]
[Solution]
