Question

PLEASE HURRY 100 POINTS!

Answer 1

Answer:

B) Line 2

using the formula:

$\sf c^2 = a^2 + b^2 -2abcos(C)$

$\sf c^2 = 14^2 + 8^2 -2(14)(8)cos(80)$

$\sf c^2 = 196 + 64 -244 *0.173$

$\sf c^2 = 221.1$

$\sf \sqrt{c} = \sqrt{221.1}$

$\sf c = 14.87$