CAIE IGCSE Mathematics Core C4.4.1 Lengths in Similar Shapes

Practise matching corresponding sides and applying a consistent linear scale factor to calculate missing lengths.

Syllabus
2028–2030
Objective
C4.4.1
Level
Core

Exam points

  • match corresponding vertices before pairing known and unknown side lengths
  • calculate one linear scale factor and apply it in the correct direction
  • form an equivalent proportion when the scale factor is not immediately visible

C4.4.1 Calculate lengths of similar shapes. question 1

[Maximum number: 2]

The diagram shows two mathematically similar plant pots.

Figure for Question C4.4.1 Calculate lengths of similar shapes. question 1 — CAIE IGCSE Mathematics Core
Figure for Question C4.4.1 Calculate lengths of similar shapes. question 1 — CAIE IGCSE Mathematics Core

NOT TO SCALE

The smaller pot has height 21.6 cm and diameter 27 cm.
The larger pot has diameter 33 cm.
Find the height, h, of the larger pot.
h= cm [2]

All question bank results loaded