Answer:
Step-by-step explanation:
4x + 9 + 3x + 3 = 33
7x + 12 = 33
7x = 21
x = 3
HJ= 4(3) + 9 = 12 + 9 = 21
JK= 3(3) + 3 = 9 + 3 = 12
Answer:

Step-by-step explanation:
Slope of the line is determined by 
The rise can be calculated by taking the y coordinates of 2 points and subtracting them.
The run can be calculated by taking the x coordinates of 2 points and subtracting them.
so


slope = 
Answer:90%
Step-by-step explanation:
It’s a cute angle
Answer:
B. Complementary Angles
Step-by-step explanation:
They both make up 90 degree angle.