Math Problem Statement
Сторони основ прямокутного паралелепіпеда дорівнюють 15 см і 20 см, а діагональ - 5√26 см. Знайдіть: а) Бічну поверхню паралелепіпеда б) Площу перерізу, проведену через діагональ основи і протилежну вершину іншої основи
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Solid Geometry
Plane Sections
Surface Area
Formulas
Diagonal of a rectangular parallelepiped: d = √(a² + b² + h²)
Lateral surface area: S_lateral = 2h(a + b)
Area of a triangle: S_triangle = 1/2 * base * height
Theorems
Pythagorean Theorem
Suitable Grade Level
Grades 8-10
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