The base of an isosceles triangle is 21 centimeters long. the altitude to the base is 9 centimeters long. what is the approximate measure of a base angle of the triangle?

6people equally share 56 gummy worms. how many gummy worms does each person get? nine and one sixth gummy worms nine and two sixths gummy worms ten and one sixth gummy worms ten and two eighths gummy worms

What is the perimeter of a rectangular building that is 80 feet wide and 140 feet deep?

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.