Does it have to be answered in hours? or in a different measurement
32 is 40% of?
32/40
32 ÷ 40 = 0.8
0.8 × 100 = 80
80
32 is 40% of 80.
Answer:
C.
Step-by-step explanation:
Given
Required:
Which condition proves that AB is perpendicular to CD
First, calculate the slopes of both.
<u>For AB</u>
<u>For CD</u>
The condition of perpendicularity is:
Substitute values for m1 and m2
Option (c) is correct
It is 57! I hope you are satisfied.