Question

Find the value
of
the unknown in turion
angle ic in th
ic in the following figures
50.
115
C​

Answer 1

To determine to measure of the unknown angle, be sure to use the total sum of 180°. If two angles are given, add them together and then subtract from 180°. If two angles are the same and unknown, subtract the known angle from 180° and then divide by 2.