Math Problem Statement

Tentukan persamaan lingkaran jika

A. Berpusat di O(0,0) dan diameternya 10 satuan B. Berpusat di A(2,-3) melalui titik (5,1)

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Circle Equations
Distance Formula

Formulas

Persamaan lingkaran berpusat di (0, 0): x^2 + y^2 = r^2
Persamaan lingkaran berpusat di (h, k): (x - h)^2 + (y - k)^2 = r^2
Rumus jarak antara dua titik: r = √((x2 - x1)^2 + (y2 - y1)^2)

Theorems

Circle Equation Theorem
Distance Between Two Points Theorem

Suitable Grade Level

Grades 9-10