Solution: What is the time in a place located at 135°E longitude?

Solution: Find the area of a spherical triangle on the surface of the earth

Solution: In a spherical triangle ABC, A=116°19’, B=55°30’, and C=80°37’

Solution: Find the distance “d” between the centers of two successive holes

Solution: What is the vertical rise of the train in that distance?

Solution: Find the shortest distance from one road to a gas station

Solution: Find the distance from the point of intersection of the angle bisectors

Solution: At what distance from the base of the house will the antenna and the house subtend equal angle?

Solution: Find the height of the building

Solution: Find the distance between the two towers