If the area of a square is 529 cm2, then what is the length of its diagonal?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 23 cm.
Given:
Area of square = 529 cm2
Formula used:
Area of square = side2
Diagonal = √2 × side
Calculations:
According to the question;
⇒ side2 = 529
⇒ side = 23
Diagonal of the square = √2 × 23
⇒ 23√2 cm