CAIE IGCSE Mathematics Core C5.4.1 Carry Out Calculations and Solve Problems Involving the Surface Area Questions question 1
[Maximum number: 6]
Question (a)
(a)
The diagram shows the net of a cuboid.
[ 6 ]Question (i)
(i)
Find the volume of the cuboid. cm3 [2]
[ 2 ]120
M1 for 6×4×5 oe.
Question (ii)
(ii)
Show that the total surface area of the cuboid is 148 cm2.
[ 2 ]2×(6×4+4×5+6×5)=148
M1 for 6×4, 4×5 or 6×5 oe soi.
Question (iii)
(iii)
Calculate the total length of the edges of the cuboid.
cm [2]
[ 2 ]60
M1 for 4×6+4×5+4×4 oe.
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