These tables represent an exponential function. find the average rate of change for the interval from x=9 tox=10

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Which ratios are equivalent to 10: 16? check all that apply. 30 to 48 25: 35 8: 32 5 to 15