What is the surface area of the regular pyramid below? A. 856 units2
B. 864 units2
C. 952 units2
D. 756 units2

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236