Consider the diagram below.
17 cm.
15 cm.
8cm.
If zB is the reference angle, then which of the following represents the tangent ratio?

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

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

Can someone factor this fully? my friend and i have two different answers and i would like to know if either of them is right. you in advance. a^2 - b^2 + 25 + 10a