IGCSE数学样题May-June 2010_2(10)

IGCSE数学样题May-June 2010_2

19 The diagram shows a door, AEBCD, from a model of a house. ABCD is a rectangle and AEB is a semi-circle. AD = 14 cm and DC = 6 cm.

E

For Examiner's Use

AB

NOT TOSCALE

14 cm

D

(b) The door is 2 millimetres thick.

(a) Calculate the area of the door.

6 cmC

Answer(a)

cm2

[3]

Calculate, in cubic centimetres, the volume of the door.

Answer(b)

cm3 [2]

Question 20 is printed on the next page.

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