9) An airplane is observed to be approaching the airport. It is at a distance of 12 km from the point of
observation and makes an angle of elevation of 50 degree. Find the height above the ground.

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

Atruck can be rented from company a $50 a day plus $0.60 per mile. company b charges $20 a day plus $0.80 per mile to rent the same truck. find the number of miles in a day at which the rental costs for company a and company b are the same

The perimeter of a quarter circle is 14.28 miles. what is the quarter circle's radius?