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JAMB Mathematics 2019 Paper
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© africaexams.com
Question : 8
Total: 73
Given
s
i
n
58
°
=
\
c
o
s
p
°
, find p.
48°
58°
32°
52°
Validate
Solution:
s
i
n
θ
=
\
c
o
s
(
90
−
θ
)
s
i
n
θ
=
\
c
o
s
(
90
−
58
)
=
\
c
o
s
32
© africaexams.com
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