Question

Express the following in terms of a right angle.
b) 70°15
a) 60°​

Answer 1

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a)60 degree

= 60/90

=2/3 Right angle.

b)75 degree 15 min

 =  75 +15/60

=75.25/90

=0.8.

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Answer 2

Answer:

b. 70°15'

15 minutes=15/60=1/4°

then 70°15°=70+1/4°=70°+0.25°

=70.25°

=70.25/90

=0.78of right angle.