Cannonballs are stacked in a pyramid shape with a triangular base of 5 cannonballs on a side. How many cannonballs in all are in the stack?

Simplify the expression. 5y-6x^2-5-1

A safe has a 4-digit lock code that does not include zero as a digit is repeated. What is the probability of a lock without all even digits?

0.09y2 - 0.81 cant be factored right? because im bout 4.3 seconds from slappin tf out my teacher.

Which number produces a rational number when added to 1/4

Which list includes all of the factors of 24

Miriam has a bamboo plant that is 23 centimeters tall the plant grows at a rate of 2 centimeters a week which recursive formula gives the plants height at any week in the future

Name a decimal that is equivalent valentine to 1/2

When 9 is added to the number produced by doubling the number X the result is 8 times a number that is 5 less than x what is the value of x

How many 20 make 88 dollars

In a right triangle, a and b are the lengths of the legs and c is the length of the hypotenuse. If b = 77 centimeters and c = 85 centimeters, what is the perimeter? If necessary, round to the nearest tenth.