kiniwih426
kiniwih426 kiniwih426
  • 21-05-2021
  • Mathematics
contestada

Find the missing length. Round to the nearest tenth, if necessary.

Find the missing length Round to the nearest tenth if necessary class=

Respuesta :

MinikuiRyu230 MinikuiRyu230
  • 21-05-2021

Answer:

The missing length is: 19.4

Step-by-step explanation:

according to pythagorean theorem, a^2 + b^2 = c^2

the hypotenuse is 21 and side and the short leg is 8

c²-b²=a²

21²-8²

441-64

377

take the square root of 377

it is 19.41

which rounds to 19.4

x=19.4

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