C-08-Q151mediumsingle_mcq

The number of tangents that can be drawn to a circle from an external point is—

a $0$
b $1$
c $2$
dinfinite

ব্যাখ্যা

From an external point two distinct lines can be drawn that each touch the circle at exactly one point, one on either side. These two tangents are also equal in length from that external point.

এই অধ্যায়ের আরও প্রশ্ন

C-08-Q152A line that is tangent to two circles at once is called a—
C-08-Q153If the points of contact of a common tangent are different and the centres lie on the same side of the tangent
C-08-Q154If the centres of two circles lie on opposite sides of a common tangent (with distinct points of contact), the
C-08-Q155If a common tangent touches both circles at the same point, the two circles—
C-08-Q156Two circles touch externally when their centres lie—
C-08-Q157Two circles touch internally when their centres lie—
C-08-Q158If two circles intersect each other externally and one diameter is cm while the other radius is cm, the distan
C-08-Q159The maximum number of common tangents to two circles that intersect each other in two points is—
C-08-Q160Theorem 25 states that a tangent to a circle is— the radius drawn to the point of contact.
C-08-Q161In the proof of Theorem 25, every point on the tangent except lies—

Circle — সব প্রশ্ন দেখুন (231টি) →