Aec= 40
Explanation because it’s a 90 degree angle and dea = 50
So 90-50=40
Plea give me Brainiest
Answer:
yes
Step-by-step explanation:
Answer:
B 0
Step-by-step explanation:
r is a horizontal line
horizontal lines are of the form y= constant
The slope for horizontal lines are 0
Parallel lines have the same slope.
Answer:
300 cm^2
Step-by-step explanation:
The volume of the rectangular prism is calculated by multplying lenght to the widht to the height
20*15*10 = 300 cm^2
Think of it as a subtraction problem.
-3x -4y = -1
3x - y = -4
_________
0x -5y = -5
y = -5/-5 = 1
Plug 1 in for y in either of the equations
3x -1 = -4
3x = -3
x = -1
Answer: (-1, 1)