Probability in Geometry

Find the probability that a randomly chosen point in the figure lies in the shaded region.

• 52.3%

• 51.4%

• 47.6%

• 45.7%

A point on the line segment is chosen at random. What is the probability it is between 85 and 90?

• 2/7

• 3/8

• 5/14

• 4/9

In the 10th grade Geometry classes, there are 60 boys and 70 girls. At this point in the semester, 12 boys and 14 girls have an A.

If a student is selected at random, what is the probability of choosing a boy or a student without an A?

• 0.75

• 0.89

• 0.10

• 1.26

In the 10th grade Geometry classes, there are 60 boys and 70 girls. At this point in the semester, 12 boys and 14 girls have an A in Geometry. If a student is selected at random, what is the probability of selecting a girl or a student with an A?

• 0.63

• 0.74

• 0.11

• 0.06

A game at the state fair has a circular target with a radius of 12 centimeters on a square board measuring 30 centimeters on each side, as shown. In order for a player to win a prize, they must hit the shaded region outside the circle. What is the probability of a player winning a prize?

• 0.503

• 0.16

• 0.497

Find the geometric probability of a marble falling on the shaded region of the figure. 

• 15.3%

• 24.5%

• 26.9%

• 21.5%

• 1.0

• 0.33

• 0.52

• 0.19

• 0.0

Evaluate

• A

• B

• C

• D

Evaluate

• A

• B

• C

• D

Use the spinner to find the probability of the pointer landing in regions A or C.