$ABCD$ is a rectangle with $AB=40$cm and $AD=24$cm. An isosceles triangle $DEF$ with \(DE=EF

Question

$ABCD$ is a rectangle with $AB=40$cm and $AD=24$cm. An isosceles triangle $DEF$ with $DE=EF$ is drawn on this rectangle. Given that $AE=7$cm and $CF=26$cm, find the area of triangle $DEF$.

Accepted Answer

$168\text{ cm}^2$

Area of an Isosceles Triangle within a Rectangle

Area of an Isosceles Triangle within a Rectangle

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