9 in Find the surface area of the pyramid,
12 in
The surface area of the pyramid is in2.
(Type a whole number.)

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

If the value of x increases by 5, how does the value of m(x + 3) change? a) it increases by 5m. b) it increases by 8m. c) it decreases by 5m. d) it decreases by 8m.

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')