Triangles Quiz

Which statement is true about isosceles triangles?

• All angles are equal

• All sides are equal

• Two sides are equal

• All of the above

What is the sum of the angles in an equilateral triangle?

• 90 degrees

• 180 degrees

• 270 degrees

• 360 degrees

Tags

CCSS.8.G.A.5

In an isosceles triangle, if one base angle is 70 degrees, what is the measure of the other base angle?

• 70 degrees

• 80 degrees

• 100 degrees

• 110 degrees

Tags

CCSS.8.G.A.5

What is the length of each side in an equilateral triangle if one side is 5 cm?

• 3 cm

• 4 cm

• 5 cm

• 6 cm

Tags

CCSS.2.G.A.1

Which statement is true about equilateral triangles?

• All angles are equal

• All sides are equal

• Two sides are equal

• All of the above

Tags

CCSS.4.G.A.2

In an isosceles triangle, if the vertex angle is 44 degrees, what is the measure of the one of the base angles?

• 45 degrees

• 68 degrees

• 90 degrees

• 112.5 degrees

Tags

CCSS.8.G.A.5

What is the length of each side in an equilateral triangle if the perimeter is 18 cm?

• 4 cm

• 6 cm

• 9 cm

• 12 cm

Tags

CCSS.3.MD.D.8

What is the measure of each angle in an equilateral triangle?

• 30 degrees

• 45 degrees

• 60 degrees

• 90 degrees

Tags

CCSS.8.G.A.5