What we know:
1. y = 2x because angles facing each other are equal to each other
2. A straight line means 180 degrees.
Steps:
y + (x + y + 5) = 180
2y + x = 175
2 (2x) + x = 175
5x = 175
x = 35
y = 2 (35) = 70
Answer:
$8.
Step-by-step explanation:
See attached picture.
Answer:
Step-by-step explanation:
using sin formula

Answer:
The derivative is

Step-by-step explanation:
The function is given by

Differentiate with respect to x, we get

Answer:
1 (-9, -4)
2 (-6, 2)
Step-by-step explanation:
1- when you reflect along the x axis keep the x the same and change the y.
2- when you reflect along the y axis keep the y the same and change the x.