Acylinder has a radius of 30 ft and a height of 19 ft. what is the exact surface area of the cylinder?

a. 1200π ft2

b. 1260π ft2

c. 1800π ft2

d. 2940π ft2

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?