Grade 7 Triangle Properties Worksheet

Explore and identify properties of different types of triangles, including angle sums, side lengths, and classifications.

Grade 7 Math GeometryTriangle Properties

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Includes

Multiple ChoiceFill in the BlanksShort AnswerTrue / False

Standards

CCSS.MATH.CONTENT.7.G.A.2CCSS.MATH.CONTENT.7.G.A.3

Topics

mathgeometrytrianglesgrade 7

6 sections · Free to use · Printable

Grade 7 Triangle Properties

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Read each question carefully and answer to the best of your ability. Show all your work for full credit.

1. What is the sum of the interior angles of any triangle?

90 degrees

180 degrees

270 degrees

360 degrees

2. A triangle with all three sides of different lengths is called a(n) triangle.

equilateral

isosceles

scalene

right

3. An equilateral triangle has three sides and three angles.

4. A right triangle has one angle that measures exactly degrees.

5. In a triangle, two angles measure 45° and 65°. What is the measure of the third angle?

6. Draw a triangle with side lengths of 3 cm, 4 cm, and 5 cm. What type of triangle is it?

7. An isosceles triangle always has three equal angles.

True

False

8. The longest side of a right triangle is called the hypotenuse.

True

False