How long is each side, to one decimal place? Label the length on the diagram. a) side CA B 55° 6.7 cm b) side PQ 35° 3.7 cm R sin 55° = sin 55° = = X sin 55° = CA = CA = So CA = cm, to one decimal place. cos 35° = cos 35° = opposite hypotenuse CA PQ X.cos 35° = PQ = PQ = adjacent hypotenuse PQ cos 35° So PQ = cm, to one decimal place.
How long is each side, to one decimal place? Label the length on the diagram. a) side CA B 55° 6.7 cm b) side PQ 35° 3.7 cm R sin 55° = sin 55° = = X sin 55° = CA = CA = So CA = cm, to one decimal place. cos 35° = cos 35° = opposite hypotenuse CA PQ X.cos 35° = PQ = PQ = adjacent hypotenuse PQ cos 35° So PQ = cm, to one decimal place.
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter6: Equations
Section6.1: Solving Trigonometric Equations
Problem 94PS
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Transcribed Image Text:How long is each side, to one decimal place? Label the length
on the diagram.
a) side CA
B 55°
6.7 cm
b) side PQ
A
35°
P
3.7 cm
R
sin 55° = =
sin 55°
X sin 55°
=
CA
= CA
=
cos 35° =
opposite
hypotenuse
So CA =
cm,
to one decimal place.
cos 35° =
PQ X.cos 35° =
PQ=
CA
PQ =
adjacent
hypotenuse
PQ
cos 35°
So PQ=
cm,
to one decimal place.
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