CAIE IGCSE Mathematics Core Polygon Area and Perimeter

Practise calculating and reversing perimeter or area formulas for rectangles, triangles, parallelograms and trapezia in labelled diagrams.

Syllabus
2028–2030
Objective
C5.2.1
Level
Core

Exam points

  • select and apply the rectangle, triangle, parallelogram or trapezium area formula
  • calculate every exterior side before summing a perimeter, including a missing sloping side
  • rearrange an area or perimeter relationship to determine a missing height, base or variable

C5.2.1 Carry out calculations involving the perimeter and area of a rectangle, question 1

[Maximum number: 2]

Leo keeps his toy vehicles on a shelf.

The shelf is in the shape of a right-angled triangle.

The area of the shelf is 0.3 m20.3 \mathrm{~m}^{2}.
Calculate the value of y.

y=
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