Answer:
42
Step-by-step explanation:
because that angle is a little less than half of 90 so 42 is the best answer
For number 12 the answer is 15.36
Answer:
.545454545
Step-by-step explanation:
I used my calculator for it I am terribly sorry if it's wrong
It will cost $14,400 to do the triangle the hotel plans to do.
Remember
if ab=0, then assume that a and b equal 0
factor out common term
comon term in 6x^2 and 15x is 3x
3x(2x)+3x(5)=0
3x(2x+5)=0
set each to zero
3x=0
x=0
2x+5=0
2x=-5
x=-5/2
x=-5/2 and 0