Question

having trouble with Circles. need help

Answer 1

here is the problem

Answer 2

what is the angle of a straight line? and of a circle?

Answer 3

180 degrees......right?

Answer 4

when the angle is 90 degrees, we have half a circle, what is the degree of half a circle?

is there some relation you can conjecture as to the measure of the angle and the arc it subtends?

Answer 5

yes, 180 for the line, and 360 for the arc (circle)
90 for the line, and 180 for the arc
n for the line, and 2n for the arc

Answer 6

we are given that the arc 2n = 148 ; what is n?

Answer 7

n would = 74

Answer 8

i agree, so thats our answer :)

Answer 9

alright thanks :3