The power goes out as Sandra is trying to get dressed. If she has 7 white T-shirts and 13 colored T-shirts in her drawer, is it
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Something that you should remember is that the sum of the angles of a triangle add up to 180°.
Since we are given 100° and that the other two angles are equal, we can set up an equation like this:
, where x is the 2 angles.
Doing the math, the measure of each unknown angles is 40°.