Ask a New Question
Search
Asked by
penelope
A chord of a circle 38.8 cm long is subtended by a 150 degree central angle.Calculate the radius of the circle.
Answers
Answers
Answered by
Steve
sin 75° = 19.4/r
r = 20.08
Related Questions
Related
Given a circle with chord AB and diameter CD, prove that triangle ABD is isosceles if AB is perpendi...
1. Ab is a chord of a circle with center o and radius 52 cm . point m divides the chord ab such that...
A chord PQ of a circle with radius r subtends an angle B at the center. Show that the area of the mi...
AB is a chord of a circle with center O, C is the midpoint of the chord AB, extend OC to the point D...
A chord of a circle is 9cm. If its distance from the centre of the circle is 5cm,calculate the radiu...
BC is a chord of a circle with center O and area 48pi. Point A is inside BCO such that ABC is equi...
The chord ST of a circle is equal to the radius, r, of the circle. Find the length of arc ST. A. πr...
A chord of a circle is 10 cm long. If the circle has a radius of 12 m, calculate the angle subtended...