Question

Дано: P = 72 см , A = 23 см , B = ?. Найти: B, S

Answer 1

P=2*(a+b)
b=p:2-a=72:2-23=13
S=a*b=13*23=299

Answer 2

В=72:2-23=13(см)
S=13*23=299(см2)

Answer 3

Problem Statement

We are given the following information: - P = 72 cm - A = 23 cm - B = ? - We need to find the value of B and the area (S).

Solution

To find the value of B, we need more information or equations. The given information does not provide enough context to determine the value of B. Could you please provide additional information or equations?

If you have any other questions or need further assistance, feel free to ask!