What is the volume of the pyramid?

a) 144 ft^3

b) 1296 ft^3

c) 198 ft^3

d) 432 ft^3

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

What is the total surface area of this square pyramid?