Question

HELP!!! Will give medal!!

Answer 1

how do i solve 2D?

Answer 2

how did you find 1a)

Answer 3

i used the distance formula with the points (4,2) and (4,-3)

Answer 4

http://www.mathwarehouse.com/geometry/circle/images/power-of-point/farc-narc-formula-tangent-tangent.gif

Answer 5

arcAB is given....thus

Answer 6

so now we need the far arc?

Answer 7

would the far arc be 260?

Answer 8

well.... AC and BC are both tangents to the circle... not secants... so that makes the "far arc" pretty obvious I'd think

Answer 9

yeap, 260 degrees

Answer 10

ok i got it from here, thank you!!! :-)

Answer 11

yw

Answer 12

the answer is 80, correct?