In ABC, AB = (x 3) cm, BC = (x + 3) cm, AC = 8
Question:
In △ABC, AB = (x − 3) cm, BC = (x + 3) cm, AC = 8 cm and ∠BAC = 60°. Use the cosine rule to find the value of x.
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 71% (7 reviews)
To find the value of x in ABC using the cosine rule we can use the formula cosC a2 b2 c2 2ab where ...View the full answer
Answered By
Akshaydeep Sonowal
I have ever been good in mathematics and its related subjects like sciences since high-school where I performed really well that till now I decided to pursue Economics because business has also been my thing all along ,I like teaching my juniours and also discussing with my colleagues has been my thing .I will always be available for any assistance needed in tutoring because its my passion working
0.00
0 Reviews
10+ Question Solved
Related Book For
Edexcel AS And A Level Mathematics Pure Mathematics Year 1/AS
ISBN: 9781292183398
1st Edition
Authors: Greg Attwood
Question Posted:
Students also viewed these Mathematics questions
-
Anabolic steroids (testosterone) are a commonly abused drug used by athletes. 1. Why are steroids used by athletes? 2. One side effect of abuse is atrophy of the testis. Explain why. Draw a schematic...
-
A company is considering a project that requires an initial investment of $100,000 and is expected to generate cash flows of $30,000 per year for the next 5 years. Calculate the net present value...
-
The rework time required for a machine was found to depend on the speed at which the machine was run (A), the lubricant used while working (B), and the hardness of the metal used in the machine (C)....
-
Hi, the task is to critically evaluated two or more types of market segmentation, and applied to own organisations customer base. The guidance says to start with a general explanation of the topic -...
-
Financial information for Buckle is presented in Appendix B at the end of the book. Required: 1. Determine the amounts Buckle reports for total assets, total liabilities, and total stockholders...
-
Show from the Lorentz transformations that the space time interval of Equation 33.6 has the same value in all reference frames. (As)? = c(At)? [(Ax)? + (Ay)? + (Az)*] (33.6)
-
Many companies in recent years have bought back their common stock. For example, IBM, with large cash holdings, spent almost $27 billion over five years repurchasing its stock. What are the reasons...
-
1. The individual demand curve slopes downward because a) The value an individual places on an extra unit of the good decreases. b) The amount an individual is willing to pay for the additional unit...
-
please find answers for yellow and red box. please solve by following the instrustions in red writing also.
-
Calculate the margin of error for each of the following: a. nx = 280 p`x = 0.75 ny = 320 p`y = 0.68 b. nx = 210 p`x = 0.51 ny = 200 p`y = 0.48
-
In the triangle ABC, AB = 14 cm, BC = 12 cm and CA = 15 cm. a. Find the size of angle C, giving your answer to 3 s.f. b. Find the area of triangle ABC, giving your answer in cm2 to 3 s.f.
-
Describe geometrically the transformations which map: a. The graph of y = tan x onto the graph of tan 1/2 x b. The graph of y = tan 1/2 x onto the graph of 3 + tan 1/2 x c. The graph of y = cos x...
-
The heights of 500 male students, half of whom are adults while the other half are eight years of age. Answer the following questions: a. How many modes would you expect for the distribution? b....
-
when dealing in foreign exchange what's the difference between trading aud/usd and use/aud? does it make a significant difference in the money we would raise?
-
How do we figure out the debt Roche would need to finance its purchase of Genentech at the current offer of $89/share assuming Roche's financial statements are consolidated and that they need $3...
-
In your portfolio, you have two stocks. You have a 50% investments in Stock A and 50% investment in Stock B. Stock A has a standard deviation of 25% and a beta of 1.2. Stock B has a standard...
-
You are asked to value a company NewLight, which operates in a utility sector. Over the last few years, the company has managed to have an ROE of 20%, and a dividend payout ratio of 20%. Next year's...
-
Explain three key principles of quality customer service. Explain four types of positive communication that should be used to ensure quality customer service. Explain what type of non-verbal...
-
Salespeople earn a 7 percent commission on the price of each sale. Create a new unbound calculated control to compute the possible commission on each product. Modify the Products form by adding a...
-
Explain the differences and similarities between fringe benefits and salary as forms of compensation.
-
How much power did the study have for detecting a significant difference between groups (using a two-sided test with a 5% level of significance) if the true effect of the SMI intervention is to...
-
What test can be performed to assess the effects of adopting a low-fat diet on mean plasma-estradiol levels? Endocrinology A study was performed to determine the effect of introducing a low-fat diet...
-
Implement the test in Problem 8.99, and report a p-value? Endocrinology A study was performed to determine the effect of introducing a low-fat diet on hormone levels of 73 postmenopausal women not...
-
The following information is available for ABC Company for the year ended December 31, 2023: Item Amount ($) Sales Revenue 13,300,000 Cost of Goods Sold 6,650,000 Gross Profit ? Operating Expenses...
-
Compute Working Capital: Requirements: Using the following balance sheet data: Current Assets: $250,000 Current Liabilities: $120,000 Calculate the working capital. Provide the calculated working...
-
QUESTION 2 7 Using the indirect method to prepare the statement of cash flows, ABC Company sold equipment for $ 1 4 , 6 0 0 cash, sold land for $ 8 , 0 0 0 cash, and purchased another piece of...
Study smarter with the SolutionInn App