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Earn +20 ptsQ: Prove that sum of exterior angle of a triangle is 360 degree?
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How do you work out exterior angle for a triangle?
It is: 180-interior angle = exterior angle
How do you find a missing exterior angle of a triangle?
At each vertex of a triangle, an exterior angle of the triangle may be formed by extending ONE SIDE of the triangle.
What is The measurement of an exterior angle of a triangle is equal to the sum of?
Interior angle+exterior angle = 180 degrees
Which of these two regular polygons has the largest exterior angle heptagon or triangle .?
It is the regular equilateral triangle whose each exterior angle is 120 degrees
What is the thirty degree sixty and degree right triangle theorem?
If the triangle has a 30 degree angle and a 60 degree angle then the 3rd angle must be a 90 degree angle because there are 180 degrees in a triangle and so therefore it is a right angle triangle.
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