Using a formula, estimate the body surface area of a person whose height is 4 feet and who weighs 85 pounds
1. 1.13 m2
2. 0.32 m2
3. 55.9 m2
4. 1.14 m2
4
Global Rationale: 1 ft = 12 inches; 4 × 12 = 48 inches. 85 lbs × 48 inches ÷ 3131 = 1.3; the square root of 1.3 = 1.14 m2.
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