5. A farmer has a triangular field. From one corner of the field, it is 435 m to the second corner and 656 m to the third corner. The angle between the lines of sight to the second and third corners is 49°. (a) Draw a diagram. (b) Calculate the perimeter of the field to the nearest metre.
5. A farmer has a triangular field. From one corner of the field, it is 435 m to the second corner and 656 m to the third corner. The angle between the lines of sight to the second and third corners is 49°. (a) Draw a diagram. (b) Calculate the perimeter of the field to the nearest metre.
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter3: Additional Topics In Trigonometry
Section3.2: Law Of Cosines
Problem 1ECP: Find the three angles of the triangle whose sides have lengths a=6 centimeters, b=8 centimeters, and...
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Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
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![5. A farmer has a triangular field. From one corner of the field, it is 435 m to the second corner
and 656 m to the third corner. The angle between the lines of sight to the second and third
corners is 49°.
(a) Draw a diagram.
(b) Calculate the perimeter of the field to the nearest metre.
AlC)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F090b4de3-2172-4f4a-a687-f38aa4af60a5%2Fc5a5d622-bcc8-4827-836b-34302f927a75%2Fd0r5aat_processed.jpeg&w=3840&q=75)
Transcribed Image Text:5. A farmer has a triangular field. From one corner of the field, it is 435 m to the second corner
and 656 m to the third corner. The angle between the lines of sight to the second and third
corners is 49°.
(a) Draw a diagram.
(b) Calculate the perimeter of the field to the nearest metre.
AlC)
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