Mathematics, 14.07.2019 17:30, shae5231

Step 4: by the definition of similar polygons, the lengths of corresponding sides are this means that "ok" /"nl" " = " "km" /"lm" . substituting in the lengths, we get "12" /"8" " = " "20 + x" /"x" . cross multiply and solve the proportion for x.

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Step 4: by the definition of similar polygons, the lengths of corresponding sides are this means t...