Advertisements
Advertisements
प्रश्न
Draw different pairs of circles. How many points does each pair have in common? What is the maximum number of common points?
Advertisements
उत्तर
Each pair of circles have 0,1 or 2 points in common
The maximum number of points in common is ‘2’
APPEARS IN
संबंधित प्रश्न
In the given figure, the incircle of ∆ABC touches the sides BC, CA and AB at D, E, F respectively. Prove that AF + BD + CE = AE + CD + BF = `\frac { 1 }{ 2 } ("perimeter of ∆ABC")`
Fill in the blanks:
The longest chord of a circle is a __________ of the circle.
In the given figure, BDC is a tangent to the given circle at point D such that BD = 30 cm and CD = 7 cm. The other tangents BE and CF are drawn respectively from B and C to the circle and meet when produced at A making BAC a right angle triangle. Calculate (i) AF
ABC is a triangle with AB = 10 cm, BC = 8 cm and AC = 6 cm (not drawn to scale). Three circles are drawn touching each other with the vertices as their centres. Find the radii of the three circles.
Use the figure given below to fill in the blank:
Diameter of a circle is ______.
Use the figure given below to fill in the blank:
________ is a radius of the circle.
Construct a triangle PQR in which, PQ = QR = RP = 5.7 cm. Draw the incircle of the triangle and measure its radius.
State, if the following statement is true or false:
The longest chord of a circle is its diameter.
The longest chord of a circle is __________
If the radii of two concentric circles are 4 cm and 5 cm, then the length of each chord of one circle which is tangent to the other circle is ______.
