When is cos (x) = 0? <em>at 90° (aka π/2)</em>
Answer: 
Perimeter = 2*(length +width)
perimeter = 2*(3x + (3x +(2x+6)))
.. = 2*(3x +3x +2x +6)
.. = 2*(8x +6)
perimeter = 16x +12
If x=3, the perimeter is 16*3 +12 = 60 inches.
Answer: The slope is -2/1
Step-by-step explanation: We go 2 up and 1 to the left, meaning we get 2 over -1, to simplify, -2/1
Note: When we go down or to the left its negative, when we go up or to the right its positive
Answer:. 7
Step-by-step explanation:
Answer:
54.7
Step-by-step explanation:
16.7 + 11 + 11 + 8 + 8 = 54.7
Note
I don't know how you are wrong but I showed my work and I got the same answer which is weird.
