Question

Помагите даю оччен много баллов ​

Answer 1

Answer:

2. 4.46

3. 12

Step-by-step explanation:

2. D = $\frac{P}{\pi }$ = $\frac{14}{3.14}$ = 4.458 = 4.46

3.  $\frac{4}{5} = \frac{x}{15}$

5 * x = 4 * 15

5x = 60

x = $\frac{60}{5}$ = 12