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Mathematics
Mathematics
Problem
An angle is
42.75
∘
42.75^{\circ}
42.7
5
∘
in decimal measure. Which of the following is its equivalent in proper
D
∘
M
′
S
′
′
D^{\circ}M'S''
D
∘
M
′
S
′′
form? a)
42
∘
7
′
30
′
′
42^{\circ}7'30''
4
2
∘
7
′
3
0
′′
b)
42
∘
45
′
30
′
′
42^{\circ}45'30''
4
2
∘
4
5
′
3
0
′′
c)
43
∘
15
′
0
′
′
43^{\circ}15'0''
4
3
∘
1
5
′
0
′′
d)
42
∘
45
′
0
′
′
42^{\circ}45'0''
4
2
∘
4
5
′
0
′′
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