Length of the Sides of Equilateral Triangles

Classify this triangle based on its side lengths and type of angle.

• equalateral, acute

• equilateral, obtuse

• equilateral, right

Tags

CCSS.4.G.A.2

An equilateral triangle has a perimeter of 27 cm. What is the length of the side of this triangle?

• 16 cm

• 12 cm

• 9 cm

• 7 cm

Tags

CCSS.3.MD.D.8

^{_{What type of triangle is this?}}

• Equilateral

• Isosceles

• Scalene

Tags

CCSS.4.G.A.2

What type of triangle is a regular shape?

• Isosceles triangle

• Scalene triangle

• Equilateral triangle

• Right-angled triangle

Tags

CCSS.4.G.A.2

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

(a)  

Tags

CCSS.2.G.A.1

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

(a)  

Tags

CCSS.4.G.A.2

Classify the triangle buy it's angle measures and it's side lengths.

• Right Isosceles triangle

• Acute Scalene triangle

• Obtuse scalene triangle

• Equilateral triangle

Tags

CCSS.4.G.A.2

Use the sides to identify the triangle

0 sides the same - scalene triangle

2 sides the same - isosceles triangle

3 sides the same - equilateral triangle

(a)  

Tags

CCSS.2.G.A.1