MathematicsMedium128×since 2002Q5542Let A(α,−2),B(α,6)\mathrm{A}(\alpha,-2), \mathrm{B}(\alpha, 6)A(α,−2),B(α,6) and C(α4,−2)\mathrm{C}\left(\frac{\alpha}{4},-2\right)C(4α,−2) be vertices of a △ABC\triangle \mathrm{ABC}△ABC. If (5,α4)\left(5, \frac{\alpha}{4}\right)(5,4α) is the circumcentre of △ABC\triangle \mathrm{ABC}△ABC, then which of the following is NOT correct about △ABC\triangle \mathrm{ABC}△ABC?Aarea is 24Bperimeter is 25Ccircumradius is 5Dinradius is 2Check answerSkip