This is using Cosine Law. Two pirate ships, A and B, lie 125m apart on the ocean's surface. There is a treasure chest, C, on the ocean floor. The angle of depression from A is 60 degrees and the distance from A to C is 80m. Calculate the distance from B to C.

This is using Cosine Law. Two pirate ships, A and B, lie 125m apart on the ocean's surface. There is a treasure chest, C, on the ocean floor. The angle of depression from A is 60 degrees and the distance from A to C is 80m. Calculate the distance from B to C.

Elementary Geometry For College Students, 7e

7th Edition

ISBN:9781337614085

Author:Alexander, Daniel C.; Koeberlein, Geralyn M.

Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.

Chapter4: Quadrilaterals

Section4.1: Properties Of A Parallelogram

Problem 41E: The following problem is based on the Parallelogram Law. In the scaled drawing, each unit...

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Question

This is using Cosine Law.

Two pirate ships, A and B, lie 125m apart on the ocean's surface. There is a treasure chest, C, on the ocean floor. The angle of depression from A is 60 degrees and the distance from A to C is 80m. Calculate the distance from B to C.

Figure in plane geometry formed by two rays or lines that share a common endpoint, called the vertex. The angle is measured in degrees using a protractor. The different types of angles are acute, obtuse, right, straight, and reflex.

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