CAIE IGCSE Mathematics Extended E4.2 Geomet…tions

Covered syllabus points

E4.2.1 Measure and draw lines and angles.E4.2.2 Construct a triangle, given the lengths of all sides, using a ruler and E4.2.3 Draw, use and interpret nets

[Maximum number: 4]

Figure for Question 1 — CAIE IGCSE Mathematics Extended

NOT TO SCALE

The diagram shows the net of a cuboid with its base shaded.
The length of the cuboid is 10 cm, its width is 4 cm and its height is 5 cm.
Write down the values of each of a, b, c and d.

a=

b= c= d=

[Maximum number: 1]

The scale drawing shows two sides, AB and BC, of a field. The scale is 5 centimetres represents 200 metres.

Figure for Question 2 — CAIE IGCSE Mathematics Extended

Scale: 5 cm to 200 m

Measure angle ABC.

Angle A B C=

[Maximum number: 3]

In triangle $A B C, A C=21 \mathrm{~m}$ and $B C=15.9 \mathrm{~m}$ .
Using a ruler and compasses only, complete the scale drawing of the triangle.
Use a scale of 1 cm to represent 3 m.
The side AB is drawn for you.

Figure for Question 3 — CAIE IGCSE Mathematics Extended

Scale : 1 cm to 3 m

Correct triangle constructed with
$A C=7 \mathrm{~cm}$ and $B C=5.3 \mathrm{~cm}$
and intersecting arcs

B2 for correct triangle with no incorrect arcs or for a triangle with reversed sides with correct arcs

or B1 for any triangle with a side of 7 cm or a side of 5.3 cm

or for $7[\mathrm{~cm}]$ or $5.3[\mathrm{~cm}]$ soi

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CAIE IGCSE Mathematics Extended E4.2 Geometrical Constructions Topic Practice

Covered syllabus points

Question 1

Question 2

Question 3