<p>angle 1 = 55 degs
angle 2 = 55 degs
angle 3 = 35 degs
angle 4 = 35 degs
angle 5 = 55 degs</p>
<p>A/B/C/D = ?? I’m not sure which letters correspond to which parts of the triangle.</p>
<p>17) h = L(1-cos(theta))
18) Plug in the numbers with a calculator</p>