Triangles, Symmetry, Shapes, Oh My!

Dominick drew a triangle with one perpendicular line and 2 acute angles. What type of triangle is it?

• right

• acute

• double acute

• obtuse

Tags

CCSS.4.G.A.2

Marvin drew a triangle with one right angle and 2 acute angles. What type of triangle is it?

• right because 1 angle is 90 degrees

• acute because 1 angle is 90 degrees

• right because it has two 90 degrees angles

• obtuse because an angle is greater than 90 degrees

Tags

CCSS.4.G.A.2

How many acute angles must an acute triangle have?

• 2
• 1
• 4
• 3

Tags

CCSS.4.G.A.2

What type of triangle is this?

• Obtuse
• acute
• straight
• right

Tags

CCSS.4.G.A.2

What type of triangle is this?

• Equilateral

• Acute

• Right

• Obtuse

Tags

CCSS.4.G.A.2

What kind of triangle is this?

• Obtuse because it has 1 obtuse angle
• Right because it has 2 right angles
• Right because it has 1 right angle
• Acute because it has 2 acute angles

Tags

CCSS.4.G.A.2

How many lines of symmetry does this shape have?

• 0
• 1
• 2
• 4

Tags

CCSS.4.G.A.3

How many lines of symmetry are there?

• 1
• 2
• 3
• 4

Tags

CCSS.4.G.A.3

How many lines of symmetry?

• 0
• 1
• 2
• 3

Tags

CCSS.4.G.A.3

Which of the following shapes has a line of symmetry correctly drawn?

• A

• B

• C

• C & B