Name_______________________________
Geometry - Homework
Date: _________
Practice 10.8
The probability of the event is: the area of the region of the event
the area of the entire region
Round to the nearest hundredth and use 𝛑=3.14.
1.
2.
a.
Find the area of the circle.
b.
Find the area of the square.
c.
Find the probability that a dart thrown randomly will hit the circle.
Give your answer as a fraction, decimal and percent.
In the following diagram MATH is a rectangle with an inscribed circle. The circle has a
diameter of 8 centimeters and the rectangle has a height of 12 centimeters (as shown).
Find the probability that a dart thrown randomly will hit the circle.
Give your answer as a fraction, decimal and percent.
3.
In the following diagram, right triangle ABC is inscribed in a circle. It is given that AC = 26, BC
= 24, AB=10 and AC is the diameter of the circle.
Find the probability that a dart thrown randomly will hit the triangle.
Give your answer as a fraction, decimal and percent.
Use the spinner for Questions # 4-8.
4.
Find the probability that the spinner will land on the 95° region.
5.
Find the probability that the spinner will land on the 110° region.
6.
Find the probability that the spinner will land on the shaded region.
7.
Find the probability that the spinner will land on the non-shaded region.
8.
Find the probability that the spinner will land on a single region greater than 180°.
9.
10.
11.
12.
13.
14. What is the probability of landing inside the square, but outside the circle?
15. What is the probability of landing inside the square, but outside all the circles?
16.