Introduction to Triangles

Introduction to Triangles

Assessment

Flashcard

Mathematics

9th - 12th Grade

Hard

CCSS
4.G.A.2, 8.G.A.5, 7.G.B.5

+3

Standards-aligned

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15 questions

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1.

FLASHCARD QUESTION

Front

What is an equilateral triangle?

Back

A triangle with all three sides of equal length and all three angles measuring 60°.

Tags

CCSS.4.G.A.2

2.

FLASHCARD QUESTION

Front

What is the sum of the interior angles of a triangle?

Back

180°.

Tags

CCSS.8.G.A.5

3.

FLASHCARD QUESTION

Front

What is a right triangle?

Back

A triangle that has one angle measuring 90°.

Tags

CCSS.4.G.A.2

4.

FLASHCARD QUESTION

Front

What is an isosceles triangle?

Back

A triangle with at least two sides of equal length and the angles opposite those sides are equal.

Tags

CCSS.4.G.A.2

5.

FLASHCARD QUESTION

Front

What is a scalene triangle?

Back

A triangle with all sides of different lengths and all angles of different measures.

Tags

CCSS.4.G.A.2

6.

FLASHCARD QUESTION

Front

How do you find the perimeter of a triangle?

Back

Add the lengths of all three sides.

Tags

CCSS.3.MD.D.8

7.

FLASHCARD QUESTION

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 * base * height.

Tags

CCSS.6.G.A.1

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