PLEASE HELP!!!!!!!!!

Maria looks at the architectural plan of a four-walled room in which the walls meet each other at right angles. The length of one wall in the plan is 13 inches. The length of the diagonal of the floor of the room in the plan is approximately 15.26 inches.

Is the room in the shape of a square? Explain how you determined your answer. Show all your work.

Question

PLEASE HELP!!!!!!!!!

Maria looks at the architectural plan of a four-walled room in which the walls meet each other at right angles. The length of one wall in the plan is 13 inches. The length of the diagonal of the floor of the room in the plan is approximately 15.26 inches.

Is the room in the shape of a square? Explain how you determined your answer. Show all your work.

danjs · Answer

They give you one side length 13, and the diagonal length 15.26

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danjs · Answer

Is it a square?  Figure out the missing side length, if it is also 13 then it is a square.

3mar · Answer

Nice presentation!

killershark737 · Answer

so i would do $$c ^{2}-b ^{2}=a ^{2}$$

danjs · Answer

right

killershark737 · Answer

since the way to find the diaganle line is by doing $$a ^{2}+b ^{2}=c ^{2}$$

killershark737 · Answer

7.9917207158408632667222123368883 is the answere

killershark737 · Answer

and it is a square

danjs · Answer

right, so you have 
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