Classifying Triangles Using Distance Formula

Classify the following triangles by its sides using the given points of the triangle. (Hint: use the distance formula to find each side length)

• Equilateral

• Isosceles

• Scalene

Tags

CCSS.4.G.A.2

Classify the following triangles by its sides using the given points of the triangle. (Hint: use the distance formula to find each side length)

• Equilateral

• Isosceles

• Scalene

Tags

CCSS.4.G.A.2

Given the coordinates, classify ΔQRT by its sides

• Equilateral

• Isosceles

• Obtuse

• Scalene

Answer explanation

Remember to use the distance formula for the three sides of the triangle to determine the length.

Tags

CCSS.4.G.A.2

Here is a list of topics we are covering on the Unit 2 test:

• Triangle Congruence (SSS, SAS, ASA, AAS, & HL)
• Writing triangle congruence statements
• Classifying Triangles in the Coordinate Plane using distance formula
• Classifying Triangles by angles and sides
• CPCTC
• Equilateral & Isosceles Triangles

What do you want more practice with before our test on Wednesday?

Tags

CCSS.HSG.SRT.B.5

Classify the triangle. Check ALL that apply!

• Right

• Acute

• Scalene

• Equilateral

• Isosceles

Tags

CCSS.4.G.A.2

Find the side lengths in order to classify this triangle.

• Equilateral

• Scalene

• Isosceles

Tags

CCSS.6.G.A.3

Given the vertices of a triangle are at (-3,0), (0,3), (3,0), find the length of each side to classify this triangle.

• Isosceles

• Scalene

• Equilateral

Tags

CCSS.HSG.GPE.B.7

Given that P(-4, -2), Q(-2, 2) and R(5, 1) are vertices of a triangle, calculate the length of each side to classify this triangle.

• Isosceles

• Scalene

• Equilateral

Tags

CCSS.HSG.GPE.B.7

Given a triangle with vertices at X(-3,1) Y(-3,5) and Z(4,1), find the length of each side. What is the length of XY?

Tags

CCSS.6.G.A.3