Area of Triangles Worksheets
Find the area of triangles using half of base times height.
Area of Triangles
Name:Date:Score:
The area of a triangle is half of base × height. (The dashed line shows the height.)
- 1Area = ½ × b × h = cm²
- 2Area = ½ × b × h = cm²
- 3Area = ½ × b × h = cm²
- 4Area = ½ × b × h = cm²
- 5Area = ½ × b × h = cm²
- 6Area = ½ × b × h = cm²
- 7Area = ½ × b × h = cm²
- 8Area = ½ × b × h = cm²
Printable Worksheets for Kids · printableworksheetsforkids.pages.dev
Area of Triangles
Name:Date:Score:
The area of a triangle is half of base × height. (The dashed line shows the height.)
- 1Area = ½ × b × h = cm²
- 2Area = ½ × b × h = cm²
- 3Area = ½ × b × h = cm²
- 4Area = ½ × b × h = cm²
- 5Area = ½ × b × h = cm²
- 6Area = ½ × b × h = cm²
- 7Area = ½ × b × h = cm²
- 8Area = ½ × b × h = cm²
Printable Worksheets for Kids · printableworksheetsforkids.pages.dev
Area of Triangles
Name:Date:Score:
The area of a triangle is half of base × height. (The dashed line shows the height.)
- 1Area = ½ × b × h = cm²
- 2Area = ½ × b × h = cm²
- 3Area = ½ × b × h = cm²
- 4Area = ½ × b × h = cm²
- 5Area = ½ × b × h = cm²
- 6Area = ½ × b × h = cm²
- 7Area = ½ × b × h = cm²
- 8Area = ½ × b × h = cm²
Printable Worksheets for Kids · printableworksheetsforkids.pages.dev
Answer key — Sheet A (8 answers)
- 1. 16 cm²
- 2. 24 cm²
- 3. 33 cm²
- 4. 108 cm²
- 5. 22 cm²
- 6. 154 cm²
- 7. 48 cm²
- 8. 32 cm²
Answer key — Sheet B (8 answers)
- 1. 70 cm²
- 2. 24 cm²
- 3. 30 cm²
- 4. 32 cm²
- 5. 84 cm²
- 6. 36 cm²
- 7. 15 cm²
- 8. 24 cm²
Answer key — Sheet C (8 answers)
- 1. 36 cm²
- 2. 36 cm²
- 3. 12 cm²
- 4. 72 cm²
- 5. 16 cm²
- 6. 64 cm²
- 7. 18 cm²
- 8. 15 cm²
About this skill
The height is the perpendicular distance from the base to the top point.
How to teach it
- Use square tiles or grid paper first.
- Label units: cm for perimeter, cm² for area.
- Draw the shape and mark each side.
Mistakes to watch for
- Using the same formula for area and perimeter.
- Forgetting the square unit in the answer.
