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EASY BRAINLIEST! **PLEASE HELP**

A set of stairs is being built as shown. What is the height of the stair?





The stair is inches _____ high.

EASY BRAINLIEST PLEASE HELP A set of stairs is being built as shown What is the height of the stair The stair is inches high class=

Respuesta :

bunnymarshmarloykw47

To find the answer,we need to first find the legth of the not given side of triangle by using Pythagoras theorem:

[tex] = \sqrt{{15 }^{2} -{ 9 }^{2} } \\ = \sqrt{144 }\\ = 12[/tex]

Therefore the side length is 12in.

Therefore the answer 12 in.

dvclee2

Answer:

12

Step-by-step explanation:

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