During PE, Coach Kapke had her students do jumping jacks for 1 minute. Then she recorded the pulse rates. Make a stem and leaf plot to represent the data below. 170,150,110,120,120,150,160,160,170 ,170

Please Help! I have no idea how to do this.

Me ! write an equation for the interior angles of this triangle that uses the triangle sum theorem

1. what is the measure of ∠abc? what is the measure of ∠abd?

Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)