*will mark brainiest*

1. what is the length of the side of the brick labeled a?
2. what is the length of the side of the brick labeled b?
3. what is the total height of the wall?
4. what is the total length of the wall?

Can someone pls ! pls answer all. no explanation needed..

The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Measure of angles 31 (x+4) (3x+9) me