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### Primary 5 Problem Sums/Word Problems - Try FREE

- Triangles: Conquer all questions on triangles by watching the video solutions here! > Triangles Exercise 9 > 6
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**Score :**

(Single Attempt)

**Question
**

In the following figure, PQR and XYZ are identical isoceles triangles.

PX ⊥ QR

XC = `1/2` XR

PX is twice the width of the rectangle.

The area of rectangle ABCD is 50 cm^{2 }and its length to width ratio is 2:1

Find the area of the unshaded portion.

The correct answer is :

**125**