I need help am bad at math

14 ft

Step-by-step explanation:

a² + b² = c²

a=5

b= unknown

c= hypotnuse (13)

5² =25

13²=169

subtract 25 from 169 to get 144. Then take the square root of 144.

You should get 12. Dont forget to add the extra length

14 is the answer

b, i believe, but not sure.

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock