A sector of a circle with radius 21 cm has an area of 280 cm2....
A sector of a circle with radius 21 cm has an area of 280 cm2....
A sector of a circle with radius 21 cm has an area of 280 cm2.
(a) Calculate, correct to 1 decimal place, the perimeter of the sector.
(b) If the sector is bent such that its straight edges coincide to form a cone, calculate, correct to the nearest degree, the vertical angle of the cone. [Take π = 22/7 ]?
InMathematics
2 Answers Available
Asked by Godwin on 12th August, 2020
To get notifications when anyone posts a new answer to this question, Follow New Answers
Answers ({{ comment_count }})
Please wait...
Modal title
Report
Block User
{{ feedback_modal_data.title }}