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Questions and Answers
Which formula should be used to find the area of a rectangle?
Which formula should be used to find the area of a rectangle?
- A = l/w
- A = l + w
- A = lw (correct)
- A = 2lw
What is the formula for finding the area of a circle?
What is the formula for finding the area of a circle?
- A = πr^2 (correct)
- A = (1/2)Ï€r^2
- A = 2Ï€r
- A = πd
What is the formula for finding the area of a triangle?
What is the formula for finding the area of a triangle?
- A = bh
- A = (1/2)bh (correct)
- A = (1/3)bh
- A = lw
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Study Notes
Area Formulas
- To find the area of a rectangle, use the formula: Area = Length × Width
- To find the area of a circle, use the formula: Area = π × Radius² (where π is a constant approximately equal to 3.14)
- To find the area of a triangle, use the formula: Area = (Base × Height) / 2
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