The diameter of the circle below measures 7 cm. 7 cm
What is the approximate area of the circle?
A. 22 cm
B. 14 cm
C 38 cm2
D 154 cm

Valentino starts with a population of 1,500 amoebas that increases 35% in size every hour for a number of hours, h. the expression 1,500(1+0.35)h finds the number of amoebas after h hours. which statement about this expression is true? a. it is the initial population raised to the growth factor after h hours. b. it is the sum of the initial population and the percent increase. c. it is the sum of the initial population and the growth factor after h hours. d. it is the product of the initial population and the growth factor after h hours.

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Astudent showed the steps below while solving the inequality |x-4|< 1 by graphing.