Terms and Labels in Geometry Triangles

When labelling a triangle, what do you use for side lengths?

• Lower case letter

• Capital Letter

• Roman Numerals

• Emojis

a triangle with one obtuse angle

• acute triangle

• right triangle

• obtuse triangle

• equilateral triangle

Label base and height.

a

b

height

base

Label the base and height

a

b

base

height

What is the height of this triangle?

• 10 m

• 14 m

• 140 m²

• 70 m²

If the base of this triangle is 12 units, then the height is _______ units ?

• 9 units

• 4 units

• 5 units

In each triangle a base or a height is given?

• B-A

• B-C

• A-C

• C-A

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

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

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