Ответ:(18^2) - (16^2) = (a^2) + (b^2) - (a^2) - (b^2)
a^2 - b^2 = 64
a - b = 2
b = a - 2
a^2 - (a - 2)^2 = 64
4a - 4 = 64
a = 17
P = 2(17 + (15)) = 64
Объяснение: ага
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Ответ:(18^2) - (16^2) = (a^2) + (b^2) - (a^2) - (b^2)
a^2 - b^2 = 64
a - b = 2
b = a - 2
a^2 - (a - 2)^2 = 64
4a - 4 = 64
a = 17
P = 2(17 + (15)) = 64
Объяснение: ага