Area of Triangles

What is the area of a shape typically calculated by?

• Adding two side lengths

• Multiplying two side lengths

• Subtracting two side lengths

• Dividing two side lengths

Which unit is used to express area?

• Cubic meters

• Meters

• Centimeters

• Square meters

How is the area of a triangle related to the area of a rectangle?

• It is the same as the rectangle

• It is double the rectangle

• It is unrelated to the rectangle

• It is half the rectangle

What is crucial about the height when calculating the area of a triangle?

• It must be the longest side

• It must be diagonal

• It must be parallel to the base

• It must be perpendicular

If a triangle has a base of 5 cm and a height of 4 cm, what is its area?

• 20 cm squared

• 15 cm squared

• 10 cm squared

• 25 cm squared

What is the first step in solving for an unknown height in a triangle?

• Multiply the base by the height

• Divide the area by the base

• Double the area

• Subtract the base from the area

If the area of a triangle is 50 cm squared and the base is 4 cm, what is the height?

• 10 cm

• 20 cm

• 25 cm

• 12.5 cm