Question
What's the term for the security measure that hides the
identity of sensitive information sent across Web servers?Solution
Web servers use encryption to keep sensitive information secure. To decode encrypted information, a machine must have the proper encryption key. Â
A circle has radius 13 cm. A chord is 10 cm long. What is the perpendicular distance from the centre to the chord?
A metal wire when bent in the form of a square encloses an area 1089 cm 2 , if the same wire is bent in the form of a circle, then its area is?
From an external point P, two tangents PA and PB are drawn to a circle with centre O and radius 5 cm. The angle between the tangents ∠APB is 60°. Fin...
A circle touches all four sides of a quadrilateral. If AB = 18 cm, BC = 21 cm, and AD = 15 cm, then what is the length of CD?
If the radius of a circle is 15 cm, then which of the following is true regarding the length of the chord (L)?
A semicircle has a radius of 7 cm. What is the perimeter of the semicircle?
In a circle AB is diameter & C is a point on circumference such that AC = 13 cm & BC = 84 cm then find the area of circle ?
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Two chords AB and CD of a circle intersect at E such that AE = 3.4 cm, BE = 4.2 cm and CE = 2.6 cm. What is the approximate length of DE?
A sector of a circle has a central angle of 120° and a radius of 10 cm. Find the area of the sector.
