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Will give 100 points! How could you use one rotation of a right triangle to show that the sum of the measures of the angles of the triangle is 180°?

Will give 100 points! How could you use one rotation of a right triangle to show that the sum of the measures of the angles of the triangle is 180°?
asked 52.4k views
20 votes
will give 100 points! How could you use one rotation of a right triangle to show that the sum of the measures of the angles of the triangle is 180°?

asked
User JCollier
by
8.2k points

1 Answer

4 votes

Look at the diagram

Sum of two interior angles=exterior angle

  • <B+<C=<DAC

And

  • <DAC+<CAB=180°

so

  • <B+<C+<A=180

Hence verified

will give 100 points! How could you use one rotation of a right triangle to show that-example-1
answered
User Gantoine
by
8.2k points
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