What is the surface area of a sphere with a radius of 16 units?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Find the equation using the point (4,8)

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c