Carlos walked 10 miles at an angle of 20° north of due east._2. Which equation would give the value of x?A. x= 10 cos 20°B. x = 10 sec 20°C. x =D. x =-1010 milescos 20°10sec 20°20E_3. How far is Carlos from his starting point?A. 10.54 milesC. 9.39 milesB. 10 milesD. 8 miles_4. Rabiya walks 25 yards across the diagonal of a rectangular field. If the angle betweenthe width and the diagonal is 67°, how wide is the field?А. 63.98 ydsВ. 27.16 ydsC. 23.01 ydsD. 9.77 yds_5. What is the length of a rafter that makes an angle of 35° with the floor of an atticwhose center is 9.5 meters from the edge?A. 5.45 mВ. 7.78 mС. 11.60 mrafterD. 13.54 m95m

2) We know that cosθ=base hypotenuseTherefore herecos20°=x10Multiply 10 to both side,⇒x=10cos20°…

_2. Which equation would give the value of x? A. x = 10 cos 20° B. x = 10 sec 20° 10 C. x =: 10 miles cos 20° 10 D. x = : 20 sec 20° _3. How far is Carlos from his starting point? A. 10.54 miles B. 10 miles C. 9.39 miles D. 8 miles

_2. Which equation would give the value of x? A. x = 10 cos 20° B. x = 10 sec 20° 10 C. x =: 10 miles cos 20° 10 D. x = : 20 sec 20° _3. How far is Carlos from his starting point? A. 10.54 miles B. 10 miles C. 9.39 miles D. 8 miles

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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Question

Carlos walked 10 miles at an angle of 20° north of due east.
_2. Which equation would give the value of x?
A. x= 10 cos 20°
B. x = 10 sec 20°
C. x =
D. x =-
10
10 miles
cos 20°
10
sec 20°
20
E
_3. How far is Carlos from his starting point?
A. 10.54 miles
C. 9.39 miles
B. 10 miles
D. 8 miles
_4. Rabiya walks 25 yards across the diagonal of a rectangular field. If the angle between
the width and the diagonal is 67°, how wide is the field?
А. 63.98 yds
В. 27.16 yds
C. 23.01 yds
D. 9.77 yds
_5. What is the length of a rafter that makes an angle of 35° with the floor of an attic
whose center is 9.5 meters from the edge?
A. 5.45 m
В. 7.78 m
С. 11.60 m
rafter
D. 13.54 m
95m

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