Question

Which of the given statements is incorrect ? *
Perimeter divided by 4 gives the length of the diagonal of a square.
Perimeter of an equilateral triangle is 3 x side
Area of the inner circle is always less than the area of the outer circle in a ring.
A diameter divides the circle into two equal semi circles.
*
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Answer 1

Answer:

Perimeter divided by 4 gives the length of the diagonal of a square - this is the incorrect sentence.

Step-by-step explanation:

Let diagonal be d

Let one side be s

So, to find the length of the diagonal = d = s√2