C-08-Q209mediumsingle_mcq

An ex-circle of a triangle touches—

aall three sides internally
bone side and the produced parts of the other two sides
conly one side
donly one vertex

ব্যাখ্যা

An ex-circle lies outside the triangle, touching one side directly while touching the extensions (produced parts) of the other two sides. This is what distinguishes it from the incircle, which touches all three sides internally.

এই অধ্যায়ের আরও প্রশ্ন

C-08-Q210The number of ex-circles of a triangle is—
C-08-Q211The centre of an ex-circle is the intersection of—
C-08-Q212The angle inscribed in a major arc is—
C-08-Q213If is the circumcentre of an equilateral triangle , then equals—
C-08-Q214To draw a tangent to a circle parallel to a given line, one drops a perpendicular from the centre to the line
C-08-Q215To draw a tangent to a circle perpendicular to a given line, one drops a perpendicular from the centre to a pa
C-08-Q216To draw two tangents from an external point such that the angle between them is , the corresponding at the cen
C-08-Q217The radius of the circumcircle of a triangle with sides cm, cm and cm is found by—
C-08-Q218If two chords and of a circle with centre meet at an internal point , then equals—
C-08-Q219is the common chord of two circles of equal radius. If a line through meets the two circles at and , then is—

Circle — সব প্রশ্ন দেখুন (231টি) →