1. What is the approximate area of a circle with a diameter of 20 inches? 2. What is the volume of a cube with a side length of 3 cm?

3. What is the median of the data set { 35,20, 30,25,20 }?

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Manuela claims that and are congruent. which statement best describes her claim? she is incorrect because the segments do not have the same orientation. she is incorrect because the segments do not have the same length. she is correct because the segments have the same length. she is correct because the segments have the same orientation.

F. a fair coin is thrown in the air four times. if the coin lands with the head up on the first three tosses, what is the probability that the coin will land with the head up on the fourth toss? a. 0 b. 1/16 c. 1/8 d. 1/2