What does ASA stand for in triangle congruence?

ASA stands for 'Angle-Side-Angle', a postulate that states if two angles and the included side of one triangle are equal to two angles and the included side of another triangle, the triangles are congruent.

What does AAS stand for in triangle congruence?

AAS stands for 'Angle-Angle-Side', a postulate that states if two angles and a non-included side of one triangle are equal to two angles and a non-included side of another triangle, the triangles are congruent.

What does HL stand for in triangle congruence?

HL stands for 'Hypotenuse-Leg', a theorem that states if the hypotenuse and one leg of a right triangle are equal to the hypotenuse and one leg of another right triangle, the triangles are congruent.

How do you find the area of a shaded region in a circle?

To find the area of a shaded region, subtract the area of the unshaded part from the total area of the circle.

What is the formula for the circumference of a circle?

The circumference of a circle is given by the formula $$C = \text{diameter} \times \text{π}$$ or $$C = 2 \times \text{radius} \times \text{π}$$ .

If a segment appears to be tangent to a circle, what can we assume?

If a segment appears to be tangent to a circle, we can assume it is tangent unless otherwise stated.

What is the relationship between congruent triangles?

Congruent triangles have the same size and shape, meaning their corresponding sides and angles are equal.

What is the significance of the point of tangency?

The point of tangency is the point where a tangent line touches the circle, and at this point, the tangent is perpendicular to the radius.

Circles parts and equations +congruent triangles Flashcards

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a tangent line?

Back

A tangent line is a straight line that touches a circle at exactly one point, known as the point of tangency.

2.

FLASHCARD QUESTION

Front

What is a chord in a circle?

Back

A chord is a line segment whose endpoints lie on the circle.

3.

FLASHCARD QUESTION

Front

What is the formula for the area of a circle?

Back

Tags

CCSS.7.G.B.4

4.

FLASHCARD QUESTION

Front

What is the diameter of a circle?

Back

The diameter is the longest distance across the circle, passing through the center, and is twice the radius.

Tags

CCSS.HSG.C.A.2

5.

FLASHCARD QUESTION

Front

What is the relationship between the radius and diameter of a circle?

Back

6.

FLASHCARD QUESTION

Front

What does SSS stand for in triangle congruence?

Back

SSS stands for 'Side-Side-Side', a postulate that states if three sides of one triangle are equal to three sides of another triangle, the triangles are congruent.

Tags

CCSS.HSG.SRT.B.5

7.

FLASHCARD QUESTION

Front

What does SAS stand for in triangle congruence?

Back

SAS stands for 'Side-Angle-Side', a postulate that states if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, the triangles are congruent.

Tags

CCSS.HSG.SRT.B.5

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