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MATH / For the three identical squares shown, points A, B and C are vertices, and AB = 2√(5) cm. What is the length of AC, in centimeters? Express your answer in simplest radical form. [a…

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Answer published by the source. Consult the official source to check your work against its answer.

problem

For the three identical squares shown, points AA, BB and CC are vertices, and ABAB = 252\sqrt{5} cm. What is the length of ACAC, in centimeters? Express your answer in simplest radical form. [asy] draw((0,0)--(0,10)--(30,10)--(30,0)--cycle); draw((10,0)--(10,10)); draw((20,0)--(20,10)); draw((0,10)--(20,0),linewidth(1)); label("AA",(0,10),NW); label("BB",(20,0),S); label("CC",(30,0),S); [/asy]
Plain-text mathematical notation (without MathML)
For the three identical squares shown, points A, B and C are vertices, and AB = 2√(5) cm. What is the length of AC, in centimeters? Express your answer in simplest radical form.

[asy]
draw((0,0)--(0,10)--(30,10)--(30,0)--cycle);
draw((10,0)--(10,10));
draw((20,0)--(20,10));
draw((0,10)--(20,0),linewidth(1));
label("A",(0,10),NW);
label("B",(20,0),S);
label("C",(30,0),S);
[/asy]
Original LaTeX notation
For the three identical squares shown, points $A$, $B$ and $C$ are vertices, and $AB$ = $2\sqrt{5}$ cm. What is the length of $AC$, in centimeters? Express your answer in simplest radical form.

[asy]
draw((0,0)--(0,10)--(30,10)--(30,0)--cycle);
draw((10,0)--(10,10));
draw((20,0)--(20,10));
draw((0,10)--(20,0),linewidth(1));
label("$A$",(0,10),NW);
label("$B$",(20,0),S);
label("$C$",(30,0),S);
[/asy]

level

Level 5

type

Prealgebra

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Official source

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