What are the measures of an interior angle and an exterior angle of a regular 30-gon?

Using the data below, calculate the covariance of these samples. (calculate to 2 decimal places) temperature (c) growth rate (divisions per hour) 2.53 785.66 1.24 479.67 2.01 497.16 1.74 431.5 1.26 451.42 2.48 968.89 1.06 732.28 1.49 405.55 2.12 589.

Two runners are saving money to attend a marathon. The first runner has $112 in savings, received a $45 gift from a friend, and will save $25 each month. The second runner has $50 in savings and will save $60 each month.

8 x 10 to the power of 7 is times as much as 2 x 10 to the 5th power

A number cube with the numbers 1, 2, 3, 4, 5, and 6 is rolled 1000 times. About how many times would it be expected that a number greater than 4 is rolled? A. 167 B. 333 C. 500 D. 667

Identify the value of x that makes each pair 5:15 and x:3

Is y=-9x proportional

Which of the following best describes the square root of 12

If a = (1, 2), what is 3a = 3 (1, 2) ?

6+0=6 is what properties

2. If the temperature outside is 30°C, what is the temperature in °F?