½ × b × h: Problem Solving & Reasoning
Mathematics
Grade 8
12 questions
~24 mins
1 views0 downloads
About This Worksheet
A worksheet focused on calculating the area of triangles using the formula ½ × b × h, designed for problem solving and reasoning at Grade 8 level.
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½ × b × h: Problem Solving & Reasoning
Subject: MathematicsGrade: Grade 8
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Untitled Worksheet
Grade Grade 8
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Calculate the area of a triangle with a base of 8 cm and a height of 5 cm.
[2 marks]2.
A triangle has a base of 12 units and an altitude of 7 units. Find its area.
[2 marks]3.
Construct a triangle with a base of 10 cm and a height of 6 cm. Calculate its area.
[3 marks]4.
Plot a triangle on the grid with a base of 6 units and a height of 4 units. Find its area.
[3 marks]5.
A triangle's base is 14 meters, and its area is 35 square meters. Find the height.
[3 marks]6.
A triangle with a base of 9 cm has an area of 36 cm². What is its height?
[3 marks]7.
A rectangular field 30 meters long and 20 meters wide has a triangular shaded area with a base of 15 meters. If the height of the triangle is 8 meters, what is the area of the shaded region?
[4 marks]8.
A construction project requires a triangular piece of material with a base of 5 yards and a height of 3 yards. Calculate the area needed.
[4 marks]9.
A triangle's base is 20 cm and the area is 80 cm². Find its height.
[3 marks]10.
Identify and correct the mistake in the following calculation: A triangle with base 10 m and height 4 m has an area of 40 m².
[4 marks]11.
A triangle's base is 18 units, and the height is 9 units. Calculate the area.
[2 marks]12.
Challenge: A triangle has an area of 50 square units. If the base is 10 units, what could be the height? Provide two possible answers.
[4 marks]Quick Actions
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Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet