A group of students formed a circle during a game. The circumference of the circle was about 43.96 feet, and the diameter of the circle was 14 feet. Which expression best represents the value of π?

A.
43.96
7
43.96
7

B.
43.96
14
43.96
14

C.
7
43.96
7
43.96

D.
14
43.96

Look at the figure below: triangle abc is a right triangle with angle abc equal to 90 degrees. the length of ac is 5 units and the length of ab is 4 units. d is a point above c. triangle adc is a right triangle with angle dac equal to 90 degrees and dc parallel to ab. what is the length, in units, of segment cd?

What is the base of the exponential expression of 4 to the power of 5

7x^2-9x+5=0 find the discriminant and number of real solutions