Right-Angled Triangles: Pythagoras & Trigonometry | Cambridge O Level Maths Topic Questions 2025

1

3 marks

The length of one side of a rectangle is 12cm.
The length of the diagonal of the rectangle is 13cm.

Calculate the area of the rectangle.

.......................................... cm²

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1

5 marks

Here is a rectangle.

q2-medium-4-10-right-angled-triangle-edexcel-gcse-maths

The 8-sided shape below is made from 4 of these rectangles and 4 congruent right-angled triangles.

q2-2-medium-4-10-right-angled-triangle-edexcel-gcse-maths

Work out the perimeter of the 8-sided shape.
You must show all your working.

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1

4 marks

q2-veryhard-4-10-right-angled-triangle-edexcel-gcse-maths

$A B C D$ is a rectangle.
$C D E$ is a straight line.

$A B$ = 12 cm
Angle $A C B$ = 60°
Angle $E A C$ = 90°

Calculate the length of $C E$ .
You must show all your working.

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Right-Angled Triangles: Pythagoras & Trigonometry (Cambridge O Level Maths)