7. Why does the formula for a triangle have 1/2 in the equation?
2 answers:
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You can see 84.78 as .
So, you can see the problem as
First, multiply all the numerators together and all the denominators together.
You end up with
=33.912
Answer : A
We need to simplify the given expression
Lets factor numerator first
=(2x+1)(x-3)
=(x+5)(x+3)
Now we factor the denominator
=(x+5)(x-4)
=(2x+1)(x-4)
Now we simplify it
Now cancel out same factors. so we left with
Now multiply the factors
The formula for finding the area of a square is:
The formula for finding the area of a triangle is:
So for the square the area would be:
The area for the triangle would be:
The formula for finding the area of a triangle is:
So for the square the area would be:
The area for the triangle would be: