The equation of a circle is ​ (x+4)2+(y+19)2=49 ​ . What is the circle's radius? Enter your answer in the box.

The class wants to raise a total of $750.if they receive a profit of $1.25 from each candybar sold, how many bars must they sell to reachtheir goal

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Extra points! find the missing dimension! need asap