Answer:
B. 255 m
Step-by-step explanation:
<u>use similar triangle</u>
L / 60 = 85 / 20
L = (85 * 60) / 20
L = 255 m
Answer:
A: $900 B: $270
Step-by-step explanation:
You multiply 75% by every single number.
Multiply 675 by 40%.
Answer:
y = x2 + x - 20 factors into
y = (x +5) * (x -4)
Step-by-step explanation:
Answer:
x=30
Step-by-step explanation:
The two angles are on a straight line, so they are supplementary. They add to 180 degrees.
4x+20+40=180
Combine like terms
4x+60=180
Subtract 60 from both sides
4x+60-60=180-60
4x=120
Divide both sides y 4
4x/4=120/4
x=30
