Answer:
by folllowing the rules of pemdas we see that 2+2+9x8 is sovled as so:
2+2+9x8
2+2+72
4+72
76
Step-by-step explanation:
The angle is equal, set x+40 = 60 solve for x, which is 20
Answer:
I think it's 686
Step-by-step explanation:
You can't find the answer because you must know two sides of the right triangle to find the third.
A)
160c / 20m
1c / (20/160)m
therefore, he takes 1/8 minutes to burn 1 calorie
b)
m = rise/run = 20/160 = 1/8