Using Proper Tools to Solve Problems I

**Pretest**

2. Look at this triangle. The area is-

3. Pi is closest to which of the following numbers

4. The symbol for Pi is-

5. Which of these triangles has the greatest area?

6. To determine the circumference of a circle, we use which of the following
formulas?

7. The diameter of a circle is the

8. The circumference of a circle is the

a. Distance from the center to any side of the circle

b. Distance from one side to the other passing through the center

c. Distance around circle.

9. What is the measurement of the circumference of a circle if the diameter
is 4 inches long?

10. A moon of a faraway planet is 250 kilometers in diameter. What is the
distance around it?