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Mathematics 11 Online
OpenStudy (anonymous):

Triangle DEF is congruent to triangle GHI. Side EF measures 52. Side GH measures 10x – 13. Side HI measures 12x – 16. Find the value of x.

OpenStudy (anonymous):

OpenStudy (mathstudent55):

Corresponding sides of congruent triangles are congruent.

OpenStudy (mathstudent55):

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OpenStudy (mathstudent55):

You need a side of triangle DEF and a side of triangle GHI that are both corresponding, and that you have a given length (even if the length includes x). Can you name two such sides?

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