kristinbohannan
20.02.2020 •
Mathematics
The length of one leg of an iscosceles right triangle is 3 ft. What is the perimeter of the triangle?
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Ответ:
3(2 + sqrt(2)) ft (exact)
10.2 ft (3sf)
Step-by-step explanation:
Length of the hypotenuse:
hypotenuse² = 3² + 3² = 18
hypotenuse = sqrt(18) = 3sqrt(2)
Perimeter = 2(3) + 3sqrt(2)
= 3(2 + sqrt(2))
= 10.2 (3sf)
Ответ:
Omg thanks! may I have brainliest?
Step-by-step explanation: