Angles and Triangles Study Guide

What are supplementary angles?

• Angles that add up to 180°
• Angles that add up to 90°
• Angles that are equal to each other
• Angles that are opposite of each other when lines intersect

Tags

CCSS.7.G.B.5

• ∠1 & ∠2
  are vertical angles
• ∠2 & ∠4
  are vertical angles
• ∠5 & ∠8
  are vertical angles
• ∠1 & ∠5
  are vertical angles

Tags

CCSS.7.G.B.5

• ∠1 & ∠2
  are corresponding angles
• ∠2 & ∠4
  are corresponding angles
• ∠5 & ∠8
  are corresponding angles
• ∠1 & ∠5
  are corresponding angles

Tags

CCSS.8.G.A.5

• ∠1 & ∠8
  are alternate interior angles
• ∠2 & ∠3
  are alternate interior angles
• ∠4 & ∠5
  are alternate interior angles
• ∠7 & ∠4
  are alternate interior angles

Tags

CCSS.8.G.A.5

What is the value of x?

• 60
• 26
• 14
• 10

Tags

CCSS.7.G.B.5

In a triangle, how many total degrees are there?

• 100%
• 180 degrees
• it varies
• 360 degrees

Tags

CCSS.8.G.A.5

What is the name of this kind of triangle?

By sides, it is called (a)   . By angles, it is called​ (b)   .

• Right
• Isosceles
• Scalene
• Equilateral
• Acute
• Obtuse

Tags

CCSS.4.G.A.2

What is the name of this kind of triangle?

• Right
• Scalene
• Isosceles
• Equilateral

Tags

CCSS.4.G.A.2

What is the name of this kind of triangle?

• Right
• Scalene
• Isosceles
• Equilateral

Tags

CCSS.4.G.A.2

What kind of triangle is this?

• Acute
• Right
• Super Duper Special

• Obtuse

Tags

CCSS.4.G.A.2