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9.3 Flashcard - Equation of Circles

9.3 Flashcard - Equation of Circles

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the standard equation of a circle?

Back

The standard equation of a circle is given by: (x - h)² + (y - k)² = r², where (h, k) is the center and r is the radius.

2.

FLASHCARD QUESTION

Front

Back

Center: (12, -6), Radius: 4.

3.

FLASHCARD QUESTION

Front

Back

Center: (28, -23), Radius: 25.

4.

FLASHCARD QUESTION

Front

What does the variable 'r' represent in the standard equation of a circle?

Back

The variable 'r' represents the radius of the circle.

5.

FLASHCARD QUESTION

Front

What does the variable '(h, k)' represent in the standard equation of a circle?

Back

The variable '(h, k)' represents the coordinates of the center of the circle.

6.

FLASHCARD QUESTION

Front

Write the standard equation of a circle with center (8, 14) and radius 10.

Back

7.

FLASHCARD QUESTION

Front

Back

The radius is 7, since r² = 49.

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