1. GT Geom Drill #4.10 4/29/14
Find the circumference and area of a circle when the
diameter is: (use 22/7 for )
1. 42 2. 14k

2. Find the area of the sector when:
3. A= 90o
and r = 1
4. A=
120o and r = 6
5. A=
270o and r = 4

4. The spinner below is used to determine what kind of
question is asked. The spinner is divided into 4 equal
sections. One of the sections is divided in half. What is
the probability that a circle question is asked?

5. Obj: STW use knowledge of area to find the area of
composite figures.
STW use knowledge of probability to find geometric
probability

6. Find the are area of the shaded region

7. Find the are area of the shaded region

8. Find the are area of the shaded region

9. A company receives an order for 65 pieces of fabric
in the given shape. Each piece is to be dyed red. To
dye 6 in2 of fabric, 2 oz of dye is needed. How much
dye is needed for the entire order?