In triangle QRS, #/_Q# and #/_R# are congruent. The measure of #/_S# is three times the measure of #/_Q#. What is the measure of #/_S# in degrees?
1 Answer
Dec 1, 2015
Explanation:
Let
The sum of the interior angles of a triangle is
Plug in the values of the three angles.
Divide both sides by 5.
Now that you know what
Plug in the value of