Advertisements
Advertisements
प्रश्न
Find the diameter of the circle
Radius = 8 cm
Advertisements
उत्तर
Radius = 8 cm
Diameter = 2 × radius
= 2 × 8
Diameter = 16 cm
APPEARS IN
संबंधित प्रश्न
A chord of a circle of radius 10 em subtends a right angle at its centre. The length of the chord (in em) is
`(A) 5sqrt 2`
`(B) 10 sqrt2`
`(C)5/sqrt2`
`(D) 10sqrt 3`
In the given figure, if ∠ABC = 45°, then ∠AOC =
AB is a chord of a circle with centre O , AOC is a diameter and AT is the tangent at A as shown in Fig . 10.70. Prove that \[\angle\]BAT = \[\angle\] ACB.
In Fig. 8.78, there are two concentric circles with centre O. PRT and PQS are tangents to the inner circle from a point P lying on the outer circle. If PR = 5 cm, find the length of PS.

Find the area of a circle of radius 7 cm.
In an equilateral triangle, prove that the centroid and center of the circum-circle (circumcentre) coincide.
Use the figure given below to fill in the blank:
EF is a ______ of the circle.

Draw circle with diameter: 8.4 cm
In above case, measure the length of the radius of the circle drawn.
A part of circumference of a circle is called as _______
If a hexagon ABCDEF circumscribe a circle, prove that AB + CD + EF = BC + DE + FA.
