Two radar stations located 100 km apart , detect a fighter aircraft between them . Angle of elevation measured by first station is 30° . Angle of elevation measured by the second station is 45° . Find altitude of that aircraft at that instant .

Two radar stations located 100 km apart , detect a fighter aircraft between them . Angle of elevation measured by first station is $30 °$ . Angle of elevation measured by the second station is $45 °$ . Find altitude of that aircraft at that instant .

Match the items on the right to the items on the left.