Angle 2 = 1/2 ( VU +ST)
angle 2 = 1/2 (70 + 30)
angle 2 = 1/2 (100)
angle 2 = 50
0.039 is written as thirty nine thousandths.
the 3 is in the hundredths place, but the 9 is in the thousandths place, so it is in the “thousandths"
here is a chart to help.
Answer:
x int (-3,0) and x int (2,0)
21 x 3.14 = 65.94 inches basically multiply by 3.14 there is another way to do it but I don’t know it. Hope this helps!