Skip to main content
OlympiadHQ

Browse · MATH

Print

jmc

geometry intermediate

Problem

Coplanar squares and are adjacent, with units and units. Point is on segments and . What is the area of triangle , in square units? Express your answer as a common fraction.

problem
Solution
The area of triangle is . Triangle is similar to triangle , with ratio of similitude . So the ratio of their areas is , so the area of is .
Final answer
\frac{25}{3}