The slope is rise over run, how many times you go up (or if down it'd be a negative) and over.
The y-intercept is what point on the y axis the line passes through
Answer:
24.9π
Step-by-step explanation:
Curcle Area=πR^2
A= πR^2 × 140°/360°
A= π×8^2 × 0.389 =~ 78.15
Answer:
In the picture
Step-by-step explanation:
I hope that it's a clear explanation.
9514 1404 393
Answer:
52 measures
Step-by-step explanation:
Let s represent the length of the second song. Then the first song's length is 108 -s, and the difference in length is ...
(108 -s) -(s) = 4
108 -2s = 4 . . . .collect terms
54 -s = 2 . . . . divide by 2
52 = s . . . . . add s-2
Grace's second song is 52 measures long.