Select the letter of the best answer choice. Use 3.14 or 22/7 for π

what is the circumference of a circle with a diameter of 21 ft? round your answer to the nearest foot.

A) 132 ft

B) 66 ft

C) 44 ft

D) 33 ft

Is equal to 3,000cm?

What 2 numbers multiplied = 108 and added = - 72

Determine if a triangle is a right triangle with the given sides: 9,12,15 Yes or No

The following table shows the length and width of two rectangles: Length Width Rectangle A 2x + 4 x - 1 Rectangle B 3x + 1 2x - 3 Which expression is the result of the perimeter of rectangle B minus the perimeter of rectangle A?

Solve this system of equations using any method. 2x - y = 5 4x + y = 7 (2, - 4) (4, - 9) (2, - 1) (4, - 3)

Division and the distributive property 81: 3

Factor completely. tr-7r+tn-7n

Which operation is performed on the number 719.38 to get the number 0.71938?

Covert the percent to a fraction in the lowest terms 95%

Jared is in charge of production in a factory that makes light bulbs. the factory made 2,648 light bulbs over the weekend. jared wants to pull a sample of these bulbs for testing. which sample would give jared the most-accurate test results?