Math Problem Statement

Точка P лежит на описанной окружности квадрата ABCD и PA⋅PC=56 , PB⋅PD=90 . Найдите плошадь ABCD . При необходимости ответ округлите до трёх знаков после запятой.

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Circle Theorems
Square Properties

Formulas

PA ⋅ PC = PB ⋅ PD

Theorems

Theorem of products of segments in a cyclic quadrilateral

Suitable Grade Level

Grades 10-12