Answer:
Perpendicular
Skew
Parallel
Step-by-step explanation:
First one : the lines intersect and they form right angles
The second one : they don't intersect and appear on separate planes
The last : they are both sides of a rectangle on the same plane
The answer is A. this is because your are multiplying by 9 throughout
Zx because letters always have to line up woth each other c is place z and a is place x (i loved this unit )
No. of people don't like to be teacher
= 100% - 75% = 25%
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So, 15 number of students doesn't like to be teacher
Answer:

Step-by-step explanation:
Given


Required
Determine the average speed
This is calculated as thus:

Convert time to hour:








