ANSWER
The correct answer is C
EXPLANATION
We want to find the value of

This is the same as:

We cancel out the common factors to get:

We simplify to get:

The correct answer is C
Answer:
45% are boys
Step-by-step explanation:
because 18/40 = 45%
Answer:
50.714 (3 dp)
Step-by-step explanation:
Using trigonometry.

Answer:
c
Step-by-step explanation:
Answer: y=x
The slope of the perpendicular line is the opposite reciprocal. So you do -(-1/1) which equals 1. So now we have y=x+b. Plug (3,3) into this and you get 3=3+b. So b=0 and the equation is y=x