1997 - JAMB Mathematics Past Questions and Answers - page 5
41
A
\(\sqrt{630}\)cm
B
\(\sqrt{626}\)cm
C
\(\sqrt{615}\)cm
D
\(\sqrt{600}\)cm
correct option: b
Users' Answers & Comments42
A
990cm3
B
880cm3
C
550cm3
D
495cm3
correct option: d
Users' Answers & Comments43
A
\(\frac{3}{5}\)
B
\(\frac{1}{2}\)
C
\(\frac{2}{5}\)
D
\(\frac{1}{5}\)
correct option: d
\(\frac{5}{\sin 36^o} = \frac{2}{\sin \theta} = \frac{5}{\frac{1}{2}} = \frac{2}{\sin \theta}\)
10 = \(\frac{2}{\sin \theta}\)
sin\(\theta\) = \(\frac{2}{10}\)
= \(\frac{1}{5}\)
Users' Answers & Comments10 = \(\frac{2}{\sin \theta}\)
sin\(\theta\) = \(\frac{2}{10}\)
= \(\frac{1}{5}\)
44
A
N2000
B
N2600
C
N3100
D
N3450
correct option: a
Users' Answers & Comments45
A
12
B
16
C
18
D
19