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geometry

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Suppose right triangle ABC has one acute angle 47º. Suppose also that right triangle DEF has an acute angle 43º. How are triangles ABC and DEF related?

  • geometry -

    A right triangle with an acute angle of 47 degrees must have a second acute angle of 43 degrees. Therefore the two triangles are similar. They both have the same angles of 90, 47 and 43 degrees.

  • geometry -

    Suppose right triangle ABC has one acute angle 47º. Suppose also that right triangle DEF has an acute angle 43º. How are triangles ABC and DEF related?

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