CAIE IGCSE Mathematics Core C4.4 Similarity

Covered syllabus points

[Maximum number: 2]

NOT TO SCALE

Triangle ABC is mathematically similar to triangle DEF.
Calculate the value of h.

h=

72.5
M1 for $\frac{118.9}{h}=\frac{159.9}{97.5}$ oe or better

[Maximum number: 2]

\section*{NOT TO SCALE}

Triangle PQR is mathematically similar to triangle UVW.
Calculate VW.

V W=

cm [2]

19.2

2

M1 for $\frac{14.4}{9.6}=\frac{V W}{12.8}$ oe or better

[Maximum number: 2]

NOT TO SCALE

The diagram shows two similar triangles, A and B.
Calculate the value of x.
x=

3.2

M1 for $\frac{20.8}{x}=\frac{9.1}{1.4}$ oe

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