A pole stands on a plane which makes an angle of 15 degrees with the horizontal. A wire from the top of the pole is anchored on a point 8m from the foot of the pole. If the angle between the wire and the plane is 30 degrees, find the length (m) of the wire.

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...
icon
Related questions
Question

1. 8. A pole stands on a plane which makes an angle of 15 degrees
with the horizontal. A wire from the top of the pole is anchored
on a point 8m from the foot of the pole. If the angle between
the wire and the plane is 30 degrees, find the length (m) of the
wire.

 

2. A tower 30.5 m high is situated on the bank of a river. The
angle of depression of an object on the opposite bank of the
river is 43°. Find the width of the river in meters.

 

3. The area of a triangle is 8346 sq.m. and two of its interior
angles are 37°25’ and 56°17’ respectively. Caclulate the length
(m) of the longest side.

Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 5 steps with 2 images

Blurred answer
Recommended textbooks for you
Elementary Geometry For College Students, 7e
Elementary Geometry For College Students, 7e
Geometry
ISBN:
9781337614085
Author:
Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:
Cengage,
Elementary Geometry for College Students
Elementary Geometry for College Students
Geometry
ISBN:
9781285195698
Author:
Daniel C. Alexander, Geralyn M. Koeberlein
Publisher:
Cengage Learning
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Holt Mcdougal Larson Pre-algebra: Student Edition…
Holt Mcdougal Larson Pre-algebra: Student Edition…
Algebra
ISBN:
9780547587776
Author:
HOLT MCDOUGAL
Publisher:
HOLT MCDOUGAL
Trigonometry (MindTap Course List)
Trigonometry (MindTap Course List)
Trigonometry
ISBN:
9781305652224
Author:
Charles P. McKeague, Mark D. Turner
Publisher:
Cengage Learning