In the diagram AB is the diameter of a circle, center O and radius 2 cm. The

Question:

In the diagram AB is the diameter of a circle, center O and radius 2 cm. The point C is on the circumference such that ∠COB = 2/3

a. State the value, in radians, of ∠COA. The shaded region enclosed by the chord AC, arc CB and AB is the template for a brooch.

b. Find the exact value of the perimeter of the brooch.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

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

See More Books

Question Posted: Aug 10, 2023 04:43 AM

See More Questions

The diagram shows a circle center O and a radius 5 cm. The length of the minor arc AB is 6.4 cm. a. Calculate, in radians, the size of the acute angle AOB. The area of the minor sector AOB is R 1 cm...
In the diagram, AB is the diameter of a circle of radius r cm and BOC = radians. Given that the area of COB is equal to that of the shaded segment, show that + 2 sin = . 0 0 C B
The diagram shows triangle ABC in which AB is perpendicular to BC. The length of AB is 4cm and angle CAB is radians. The arc DE with centre A and radius 2 cm meets AC at D and AB at E. Find, in...
What are the values of the engineering economy symbols P, F, A, i, and n in the following functions? Use a question mark for the symbol that is to be determined. (a) NPER (8%, 1500,8000,2000) (b) FV...
Nautical Accessories, Inc., manufactures women's boating hats. Manufacturing overhead is assigned to production on a machine-hour basis. For 2013, it was estimated that manufacturing overhead would...
VIP-MD is a health maintenance organization (HMO) located in North Carolina. Unlike the traditional fee-for-service model that determines the payment according to the actual services used or costs...
The voltage across a $60 \mu \mathrm{F}$ capacitor is described by the equation $v_{\mathrm{C}}=(18 \mathrm{~V}) \cos (200 t)$, where $t$ is in seconds. a. What is the voltage across the...
During the month of June, Rowling Boutique had cash sales of $233,200 and credit sales of $153,700, both of which include the 6% sales tax that must be remitted to the state by July 15. Instructions...
Briefly explain how present values and future values are related Option. Describe the process for solving for the interest rate in present and future value problems Option. Describe the process for...
Triangle ABC has AB = 9 cm, BC = 10 cm and CA = 5 cm. A circle, center A and radius 3 cm, intersects AB and AC at P and Q respectively, as shown in the diagram. a. Show that, to 3 decimal places, BAC...
Solve, for 0 < x < 2, a cos (x - 2) = /2 12 b sin 3x = 2
What sort of standards should be agreed upon before establishing a corporate wiki? Why are such standards important?
Thomas Able, a cash method, calendar-year taxpayer, died December 1, 2019. He is survived by his spouse, Nan. Tom was age 65 at the time of his death and Nan is age 66. They have no dependents, and...
At the start of the football season, Bob and Murray make a bet about the results of the next Super Bowl. Adam holds their money. Just as the divisional playoffs are beginning, Bob changes his mind...
Many new companies with services or products to offer would like to land corporate or government contracts. However, they are intimidated by the proposal and RFP processes. Your friend, Christie, who...
Which part of the government has the exclusive authority to regulate trade and commerce among the states?
Discuss the procedure of material selection for mold material for casting of aluminum. How will the material be different when it is required to cast steel instead?
The table below lists measured amounts of redshift and the distances (billions of light-years) to randomly selected clusters of galaxies. For the prediction interval, use a 90% confidence level with...
What is the back work ratio? What are typical back work ratio values for gas-turbine engines?
1. Answer Problem 6.88 for a binomial distribution with n = 50 and p = .6. 2. Answer Problem 6.89 for a binomial distribution with n = 50 and p = .6. 3. Answer Problem 6.90 for a binomial...
Provide a 95% CI for true mean SBP for this patient? Hypertension A patient who is taking antihypertensive medication is asked by her doctor to record her blood pressure at home to check that it is...
Answer the doctors question given the result in Problem 6.97? Hypertension A patient who is taking antihypertensive medication is asked by her doctor to record her blood pressure at home to check...
3.) Suppose there are two Italian companies ('A' and 'B') that sell all of their output in the US for US dollars. Both sell the same number of units, charge the same prices, and so have the same US...
2. A solution of CuSO4 was prepared, followed by a series of serial dilutions. Absorbance measurements were taken with max = 645 nm in a 1.0 cm culture tube. Solution [CuSO4L 1 (standard solution)...
Draw the appropriate diagram and use it to explain the following : a. Explain why the shutdown point is at the mimimum point of AVC. b. (2) Explain why p = mc for a price taking firm 4. (3) What are...

In the diagram AB is the diameter of a circle, center O and radius 2 cm. The

Question:

A داني k O 2cm B

Step by Step Answer:

a To find the value of COA in radians we can use the fact that an inscribed angle in a circle is hal...View the full answer

Pearson Edexcel A Level Mathematics Pure Mathematics Year 2

Students also viewed these Mathematics questions