Area of a triangle
Area of a triangle = ½ × base × height.
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A triangle has a base of 10 cm and a height of 20 cm. What is its area in cm²?
Answer: 100
A triangle has a base of 9 cm and a height of 20 cm. What is its area in cm²?
Answer: 90
A triangle has a base of 11 cm and a height of 6 cm. What is its area in cm²?
Answer: 33
Tip: Area of a triangle = ½ × base × height.
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