Error Analysis On a math test the students are given a right triangle. One of the acute angles has a measure of 49°. One student says that the measure of the other acute angle is 131°. What is the measure of the other acute angle? What error might the student have made? The measure of the other acute angle is .
Error Analysis On a math test the students are given a right triangle. One of the acute angles has a measure of 49°. One student says that the measure of the other acute angle is 131°. What is the measure of the other acute angle? What error might the student have made? The measure of the other acute angle is .
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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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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Error Analysis On a math test the students are given a right triangle. One of the acute angles has a measure of 49". One student says that the measure of the
other acute angle is 131°. What is the measure of the other acute angle? What error might the student have made?
The measure of the other acute angle is
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