The radius of a geographical globe is 60cm. Find the length of the parallel of latitude 60oN
a
\(66\pi cm\)
b
\(60\pi cm\)
c
\(30\pi cm\)
d
\(15\pi cm\)
e
\(6\pi cm\)
Explanation
Correct Option
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precious_gift
9 years ago
Here is an explanation:
Radius of globe R = 60cm
Radius of latitude r = Rcos©
r = 60×cos60
r = 60(1/2)
r = 30cm
length of parallel of latitude = circumference of latitude
Circumference = 2(pi)r
Circumference = 2 × pi × 30cm
Circumference = 60(pi)cm
REF: Check:Senior Secondary Mathematics, Page 203
