A billboard at the top of a building is being illuminated by a projection light (L) that is 115 feet from the base of the building as shown in the figure. Determine how tall the billboard if its lower and the upper ends makes angles of 34° and 44° with the horizontal line from the projection light. Also find the area of the triangle illuminated by the project light. "Use tan 34° = 0.6745, tan 44° 0.9657 ( Enter the answer up to two decimal places) Height: Area:
A billboard at the top of a building is being illuminated by a projection light (L) that is 115 feet from the base of the building as shown in the figure. Determine how tall the billboard if its lower and the upper ends makes angles of 34° and 44° with the horizontal line from the projection light. Also find the area of the triangle illuminated by the project light. "Use tan 34° = 0.6745, tan 44° 0.9657 ( Enter the answer up to two decimal places) Height: Area:
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter1: Variables, Expressions, And Integers
Section1.8: The Coordinate Plane
Problem 12E
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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.
Question
A billboard at the top of a building is being illuminated by a projection light (L) that is 115 feet from the base of the building as shown in the figure. Determine how tall the billboard if its lower and the upper ends makes angles of 34° and 44° with the horizontal line from the projection light. Also find the area of the triangle illuminated by the project light. "Use tan 34° = 0.6745, tan 44° 0.9657 ( Enter the answer up to two decimal places)
Height:
Area:
Transcribed Image Text:M
34°
440
L
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