Find the surface area of a sphere. Use 3.14 for pi and round to the nearest tenth.

R=6.25

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?