20 P Hyp 63.1°/64.6) 25m Q d. 1102 Xole R The diagram above (not drawn to scale) shows the angles of elevation of T, the top of a vertical most from the points P and Q from the same side of R on a horizontal plane . P, Q and P lie on a straight line · PQ = 25m, angles TPQ and TQR are 53.1⁰ and 64.6⁰° respectively. :) Show that the length of QT is 100m to the nearest metre. (11) Hence or otherwise calculate the height of the mast.
20 P Hyp 63.1°/64.6) 25m Q d. 1102 Xole R The diagram above (not drawn to scale) shows the angles of elevation of T, the top of a vertical most from the points P and Q from the same side of R on a horizontal plane . P, Q and P lie on a straight line · PQ = 25m, angles TPQ and TQR are 53.1⁰ and 64.6⁰° respectively. :) Show that the length of QT is 100m to the nearest metre. (11) Hence or otherwise calculate the height of the mast.
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
Related questions
Question
Transcribed Image Text:946
107.6
2.
нур.
P
moon
T
OPP.
63.1
64.6
25m Q Adj.
The diagram above (not drawn to scale) shows the angles of
elevation of T, the top of a vertical most from the points P and
Q Srom the same side of R on a horizontal plane P, Q and
3 lie on a
on a straight line. PQ = 25 m, angles TPQ and TQR are
53.1⁰ and 64.6⁰ respectively.
R
1) Show that the length of QT is 100m to the nearest metre.
11) Hence or otherwise calculate the height of the mast.
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