# Lesson Worksheet: Area of a Triangle Mathematics • 6th Grade

In this worksheet, we will practice calculating the area of a triangle given its base length and height.

Q1:

Find the area of a triangle whose height is 23 cm and base length is 16 cm.

Q2:

What is the area of the triangle on the front of James’s math folder? Q3:

The height of a right triangle is 47 cm. The base is 26 cm. What is its area?

Q4:

Find the height of a triangle whose base length is 13 cm and area is 299 cm2.

Q5:

Find the area of . Round your answer to the nearest hundredth. Q6:

Find the area of . Q7:

The area of is 12.35. Find to the nearest hundredth. Q8:

Determine the height, , of the figure, given that is the area of its colored part. Q9:

A triangle has area 24 and base 12. What is its height?

Q10:

Work out the area of the triangle. • A20 square units
• B10 square units
• C12 square units
• D24 square units
• E30 square units

Q11:

Given that the base length of a triangle is 7.4 cm, and the corresponding height is 6.5 cm, find its area rounded to the nearest hundredth.

Q12:

is a triangle where and the length of the perpendicular drawn from to is 16 cm. Find the area of .

Q13:

Find the base length of a triangle having an area of 42 cm2 and a height of 7 cm.

Q14:

Find the area of . Q15:

What do you multiply half the base of a triangle with to find its area?

• Aits width
• Bits height
• Cits length

Q16:

A triangle has area 877 and a height 28. What is the corresponding base? Give your answer to the nearest hundredth.

Q17:

Given that a triangular cracker has a height of 1.9 centimeters and a base of 3.2 centimeters, determine its area.

Q18:

Work out the area of the triangle. Q19:

Find the area of rounded to the nearest hundredth. Q20:

The area of a triangle is 6.45 cm2, and its height is 3 cm. Find the length of the corresponding base.

Q21:

Find the area of . Q22:

Find the area of . Q23:

Find the area of to the nearest hundredth. Q24:

Find the area of . Q25:

Using , , or , complete the following: The area of a rectangle whose dimensions are 15 cm and 6 cm is the area of a triangle whose base length is 30 cm with a corresponding height of 6 cm.

• A
• B
• C