The chord AB of a circle, centre O and radius 10 cm, has length 18.65 cm and
Question:
The chord AB of a circle, centre O and radius 10 cm, has length 18.65 cm and subtends an angle of θ radians at O.
a. Show that θ = 0.739 radians (to 3 significant figures).
b. Find the area of the minor sector AOB.
Transcribed Image Text:
a 1.2 rad xcm A = 12cm² b A = 157 cm² 12 x cm 4.5cm xrad A = 20cm²
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 66% (3 reviews)
a COS 18652 ...View the full answer
Answered By
ANDREW KIPRUTO
Academic Writing Expert
I have over 7 years of research and application experience. I am trained and licensed to provide expertise in IT information, computer sciences related topics and other units like chemistry, Business, law, biology, biochemistry, and genetics. I'm a network and IT admin with +8 years of experience in all kind of environments.
I can help you in the following areas:
Networking
- Ethernet, Wireless Airmax and 802.11, fiber networks on GPON/GEPON and WDM
- Protocols and IP Services: VLANs, LACP, ACLs, VPNs, OSPF, BGP, RADIUS, PPPoE, DNS, Proxies, SNMP
- Vendors: MikroTik, Ubiquiti, Cisco, Juniper, HP, Dell, DrayTek, SMC, Zyxel, Furukawa Electric, and many more
- Monitoring Systems: PRTG, Zabbix, Whatsup Gold, TheDude, RRDtoo
Always available for new projects! Contact me for any inquiries
4.30+
1+ Reviews
10+ Question Solved
Related Book For
Pearson Edexcel A Level Mathematics Pure Mathematics Year 2
ISBN: 9781292183404
1st Edition
Authors: Greg Attwood, Jack Barraclough, Ian Bettison, David Goldberg, Alistair Macpherson, Joe Petran
Question Posted:
Students also viewed these Mathematics questions
-
The diagram shows a circle centre O and radius 6 cm. The chord PQ divides the circle into a minor segment R 1 of area A 1 cm 2 and a major segment R 2 of area A 2 cm 2 . The chord PQ subtends an...
-
A minor arc AB of a circle, centre O and radius 10 cm, subtends an angle x at O. The major arc AB subtends an angle 5x at O. Find, in terms of , the length of the minor arc AB.
-
The arc AB of a circle, centre O and radius r cm, is such that AOB = 0.5 radians. Given that the perimeter of the minor sector AOB is 30 cm, a. Calculate the value of r. b. Show that the area of the...
-
Following is the condensed balance sheet of Martinez, O'Neill and Clemens, partners who share profits or losses in the ratio of 2 : 3 : 5. Cash $50,000 Liabilities $200,000 Other assets 1,050,000...
-
Understanding financial statement relationships. The information presented here represents selected data from the December 31, 2013, balance sheets and income statements for the year then ended for...
-
Chaiken entered into separate but nearly identical agreements with Strazella and Spitzer to operate a barber shop. Under the terms of the "partnership" agreements, Chaiken would provide barber...
-
In some people, the bones of the middle ear stiffen with age. This can result in deafness. Why?
-
Nova Mine Engineering is a junior Canadian company with a variety of operating subsidiaries and other undertakings that provide mine engineering and management services in Canada and in several...
-
1. (10%) (a) Assume that each vertex has a unique id, how many different spanning trees in the following figure? (5%) :vertex :edge (b) We can show that the set {(x,y) | x,y are positive integers} is...
-
The points A and B lie on the circumference of a circle with centre O and radius 8.5 cm. The point C lies on the major arc AB. Given that ACB = 0.4 radians, calculate the length of the minor arc AB.
-
a. Sketch, on the same set of axes, in the interval x , the graphs of y = cot x and y = x. b. Deduce the number of solutions of the equation cot x + x = 0 in the interval x .
-
Explain the difference between productivity and efficiency.
-
An increase in the wage rate paid to construction workers will tend to _________. a) decrease the demand for homes b) cause a movement along the supply curve for new homes c) decrease the supply of...
-
Which statement is true? a) It is impossible for monopolies to exist in the United States. b) Once a monopoly is set up, it is impossible to dislodge it. c) Monopolies can be overcome only by market...
-
The basis for monopoly in the automobile industry would most likely be ______. a) control over an essential resource b) economies of scale c) legal barriers
-
When the monopolist is losing money, ______. a) we are in the short run b) we are in the long run c) it is impossible to tell if we are in the short run or the long run d) we have to go back and...
-
The most efficient output is found _______. a) where MC and MR cross b) at the bottom of the ATC curve c) when the demand and MR curves are equal d) where the ATC and demand curves cross
-
The author recorded actual temperatures (°F) along with the temperatures (°F) that were predicted five days earlier. Results are listed below. Construct a 99% confidence interval estimate of...
-
Outline some of the major problems confronting an international advertiser.
-
Perform a hypothesis test to assess whether there are significant differences in mean BMD for the femoral neck between the heavier- and lighter-smoking twins? Table 7.10 Itching scores reported by...
-
Implement the test in Problem 7.77 using a two-sided test (report a p-value)? Table 7.10 Itching scores reported by participants a Itching score left eye itching score right eye. Eye Difforence...
-
What test can be used to test the hypothesis that the mean degree of itching is the same for active vs. placebo eyes? Table 7.10 Itching scores reported by participants a Itching score left eye...
-
A cantilever beam's end rests on the middle of a simply supported beam, as shown in the figure below. Both beams have length L and bending rigidity EI. Determine the deflection at A and the reactions...
-
How much should you deposit into your retirement account each year for 10 years from now (i.e., years 0 to 9) if you want to be able to withdraw $50,000 per year forever starting at age 30? Assume...
-
Develop a simplified model of a well-stirred reactor Use the model to determine the blowout characteristics of a spherical (80-mm-diameter) reactor with premixed reactants (CH-air) entering at 298 K....
Study smarter with the SolutionInn App