Maths Areas Related to Circles Medium
A brooch is made with silver wire in the form of a circle with diameter 35 mm. The wire is also used in makin…
A brooch is made with silver wire in the form of a circle with diameter 35 mm. The wire is also used in making 5 diameters which divide the circle into 10 equal sectors as shown in Fig. 11.9. Find:
- (i)the total length of the silver wire required.
- (ii)the area of each sector of the brooch.
🔒 Step-by-step solution
Sign up free to reveal the full worked solution — hints, steps and the final answer, with a Solve-with-us walkthrough.
More questions from Areas Related to Circles
Class 10 Maths — every question with an expert-verified, step-by-step solution.
- Q1 Find the area of a sector of a circle with radius 6 cm if angle…
- Q2 Find the area of a quadrant of a circle whose circumference is 22…
- Q3 The length of the minute hand of a clock is 14 cm. Find the are…
- Q4 A chord of a circle of radius 10 cm subtends a right angle at the…
- Q5 In a circle of radius 21 cm, an arc subtends an angle of 60 deg at…
- Q6 A chord of a circle of radius 15 cm subtends an angle of 60° at the…
- Q7 A chord of a circle of radius 12 cm subtends an angle of 120° a…
- Q8 A horse is tied to a peg at one corner of a square shaped grass fiel…
- Q10 An umbrella has 8 ribs which are equally spaced (see Fig. 11.10).…
- Q11 A car has two wipers which do not overlap. Each wiper has a blade o…
- Q12 To warn ships for underwater rocks, a lighthouse spreads a red col…
- Q13 A round table cover has six equal designs as shown in Fig. 11.11. I…