What 65 percent of 89

What is the surface area of a triangular pyramid if each face has an area of 80 m2? A. 240 m2 B. 160 m2 C. 320 m2 D. 20 m2

The cost of fuel to propel a boat through the water (in dollars per hour) is proportional to the cube of the speed v. a certain ferry boat uses $100 worth of fuel per hour when cruising at 10 miles per hour.

What is the slope of the line? 3x-4y=7

The triangles are similar. If DE=32, EF=24, and BC=6, find AB

5. (9x - 8) - (x + 4) =

A1, a1r 1, a1r 2, a1r 3, a1r 4, ... a1r n-1 is the general formula for the Sum of a what?

N a problem it says that x is "at most - 5." What does this mean?

Número de 4 dígitos divisible entre 5 y 9

How many 15 inch steel rods can you cut from the 20 - foot rod

A student has two square pyramids. The second square pyramid has base side lengths that are twice that of the first pyramid. The formula for the volume V of a pyramid with base area B and height h is V = 13Bh.