CBSE Class 10 Mathematics Circles Worksheet Set F
CIRCLES Q.- In Fig., if AB = AC, prove that BE = EC Sol. Since tangents from an exterior point to a circle are equal in length ∴ AD = AF [Tangents from A] BD = BE [Tangents from B] CE = CF…
CBSE Class 10 Mathematics Circles Worksheet Set E
CIRCLES Q.- A point P is 13 cm from the centre of the circle. The length of the tangent drawn from P to the circle is 12cm. Find the radius of the circle. Sol. Since tangent to a circle is perpendicular to the radius through the point of contact…
CBSE Class 10 Mathematics Circles Worksheet Set D
Q.- Prove that the paralleogram circumscribing a circle, is a rhombus. Sol. Given : A parallelogram ABCD circumsribes a circle with centre O. To prove : AB = BC = CD = AD Proof : we know that the lengths of tangents drawn from an exterior point to a…
CBSE Class 10 Mathematics Circles Worksheet Set C
Q.- A circle touches the side BC of a ΔABC at P,and touches AB and AC produced at Q and R respectively, as shown in the figure. Show that AQ = 1/2 (perimeter of ΔABC) Sol. We know that the lengths of tangents drawn from an exterior point to a circle are…
CBSE Class 10 Mathematics Circles Worksheet Set B
Q.- Prove that the tangents drawn at the ends of a diameter of a circle are parallel. Sol. Given : CD and EF are the tangents at the end points A and B of the diameter AB of a circle with centre O. To prove : CD || EF. Proof : CD is the…
CBSE Class 10 Mathematics Circles Worksheet Set A
Q.- From a point P, 10 cm away from the centre of a circle, a tangent PT of length 8 cm is drawn. Find the radius of the circle. Sol. Let O be the centre of the given circle and let P be a point such that OP = 10 cm. Let PT be the tangent such that PT = 8…
NCERT Solutions Class 10 Mathematics Chapter 10 Circles
Exercise 10.1 Q.1) How many tangents can a circle have? Sol.1) A circle can have infinite tangents. Q.2) Fill in the blanks : (i) A tangent to a circle intersects it in ............... point(s). (ii) A line intersecting a circle in two points is called a ............. (…
CBSE Class 10 Circles Sure Shot Questions
CBSE Class 10 Circles Sure Shot Questions. There are many more useful educational material which the students can download in pdf format and use them for studies. Study material like concept maps, important and sure shot question banks, quick to learn flash cards, flow…
CBSE Class 10 Circles Important Formulas and concepts for exams
CBSE Class 10 Circles Important Formulas and concepts for exams. There are many more useful educational material which the students can download in pdf format and use them for studies. Study material like concept maps, important and sure shot question banks, quick to…