A guy wire attached to the top of a radio antenna is anchored to a point on the ground 20 m from the antenna's base. If the wire makes an angle of 51° with level ground, how high is the antenna?
The antenna is about m high
(Round to the nearest tenth as needed)

What is the product of the radical expression. (7-2square root) (8+2 square root)

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

How many solutions does the nonlinear system of equations graphed bellow have?