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Circles — Maths STD 9 — Question

Gujarat BoardEnglish MediumSTD 9MathsCircles1 Mark
MCQ
The relation between diameter and radius of a circle is:
  • A
    $\text{d}=2\pi\text{r}$
  • B
    d = 2r
  • C
    r = 2d
  • D
    d = r
✓

Answer

  1. d = 2r
    Solution:
    Radius is half the length of the diameter, thus diameter is twice the length of the radius.

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