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Earn +20 ptsQ: What is the measure of an exterior angle of an equilateral triangle?
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Which of these two regular polygons has the larger exterior angle a triangle or a heptagon?
It is the equilateral triangle that has the largest exterior angle of 120 degrees
How do you know the measure of each angle in an equilateral triangle using what you know about equilateral triangles and the degree measure of a circle or a straight angle?
the sum of the angles of a plane triangle is always 180° In an equilateral triangle, each of the angles is = Therefore, the angles of an equilateral triangle are 60°
What is the Exterior Angle Theorem for a Triangle?
An exterior angle of a triangle is equal in measure to the sum of the other two interior angles.
What is the measure of each angle of an equilateral triangle?
60 degrees
The measure of an exterior angle of a triangle is what equal to the measure of either remote interior angle?
never
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