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If the Lengths of Three Sides of a Triangle Are

Question 50

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If the lengths of three sides of a triangle are known, then the following formula, known as Hero's (or Heron's) formula is sometimes used:
​ If the lengths of three sides of a triangle are known, then the following formula, known as Hero's (or Heron's) formula is sometimes used: ​ ​​where a, b, and c are the given lengths of the sides, and . Use this formula to find the area of a triangle with the lengths given below (correct to the nearest square foot). ​ , , and ​ __________ ft<sup>2</sup> ​​where a, b, and c are the given lengths of the sides, and If the lengths of three sides of a triangle are known, then the following formula, known as Hero's (or Heron's) formula is sometimes used: ​ ​​where a, b, and c are the given lengths of the sides, and . Use this formula to find the area of a triangle with the lengths given below (correct to the nearest square foot). ​ , , and ​ __________ ft<sup>2</sup> . Use this formula to find the area of a triangle with the lengths given below (correct to the nearest square foot).
​ If the lengths of three sides of a triangle are known, then the following formula, known as Hero's (or Heron's) formula is sometimes used: ​ ​​where a, b, and c are the given lengths of the sides, and . Use this formula to find the area of a triangle with the lengths given below (correct to the nearest square foot). ​ , , and ​ __________ ft<sup>2</sup> , If the lengths of three sides of a triangle are known, then the following formula, known as Hero's (or Heron's) formula is sometimes used: ​ ​​where a, b, and c are the given lengths of the sides, and . Use this formula to find the area of a triangle with the lengths given below (correct to the nearest square foot). ​ , , and ​ __________ ft<sup>2</sup> , and If the lengths of three sides of a triangle are known, then the following formula, known as Hero's (or Heron's) formula is sometimes used: ​ ​​where a, b, and c are the given lengths of the sides, and . Use this formula to find the area of a triangle with the lengths given below (correct to the nearest square foot). ​ , , and ​ __________ ft<sup>2</sup> ​
__________ ft2

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