150 is your correct answer
Answer:
y= ½x+9
Step-by-step explanation:
Use desmos makes it easier
Answer:
C: a reflection across the y axis rotated 180 degrees
Step-by-step explanation:
The y axis is a vertical line, the same like that the trapezoid is flipped across
The trapezoid is rotated 180 degrees across the y axis
Answer:
87°
Step-by-step explanation:
it can be seen directly
if you want angle AOD
it's 78°
Answer:
A,B
Step-by-step explanation:
4(2x+y)
4•2x + 4•y
8x+4y
2(4x+2y)
2•4x + 2•2y
8x+4y