Question

a) 75°18'35" + 12°44'39" + 1°59'55"

b) 180°- 45°16'30''

c) 23°42'16" ÷ 4° + 19°58'53"​

Answer 1

a) 75°18'35" + 12°44'39" + 1°59'55"

=87°62'74"=87°63'4"=88°3'4"+1°59'55"=89°62'59"

=100°2'59"

b)180°-45°16'39"=179°59'60"-45°16'39"=134°43'21"

c)

23°42'16" |4

-20°40' 5°45'34"

3°2'16"

182'16"

-180'

2'16"=136"

(0)

23°43'16"÷4+19°58'53"=5°45'34"+19°58'53"

=24°103'87"=24°104'7"=25°44'7"