graphing calculator is recommended. rectangular beam is to be cut from a cylindrical log of diameter d = 20 cm. The figures show different ways this can be done. depth (a) Express the cross-sectional area of the beam as a function of the angle in the figures. A(0) = 400 sin(0)cos (0) (b) Graph the function you found in part (a). A(0) 300 250 200 150 100 50 O width- A(0) 300 250 200 150 100 50 0.5 cm 0.5 1.0 1.0 1.5 1.5 6 8 A(0) 300 250 200 150 100 50 A(0) 20 15 10 5 0.5 0.5 1.0 1.0 (c) Find the dimensions of the beam with largest cross-sectional area. (Round your answers to two decimal places.) width cm depth 1.5 1.5 8 8
graphing calculator is recommended. rectangular beam is to be cut from a cylindrical log of diameter d = 20 cm. The figures show different ways this can be done. depth (a) Express the cross-sectional area of the beam as a function of the angle in the figures. A(0) = 400 sin(0)cos (0) (b) Graph the function you found in part (a). A(0) 300 250 200 150 100 50 O width- A(0) 300 250 200 150 100 50 0.5 cm 0.5 1.0 1.0 1.5 1.5 6 8 A(0) 300 250 200 150 100 50 A(0) 20 15 10 5 0.5 0.5 1.0 1.0 (c) Find the dimensions of the beam with largest cross-sectional area. (Round your answers to two decimal places.) width cm depth 1.5 1.5 8 8
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter4: Graphing And Inverse Functions
Section4.2: Amplitude, Reflection, And Period
Problem 65PS
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how do I approach part c)
Transcribed Image Text:graphing calculator is recommended.
rectangular beam is to be cut from a cylindrical log of diameter d = 20 cm. The figures show different ways this can be done.
T
depth
(a) Express the cross-sectional area of the beam as a function of the angle in the figures.
A(0) = 400 sin(0) cos(0)
Need Help?
(b) Graph the function you found in part (a).
A(0)
300
250
200
150
100
50
O
A(0)
width →
300
250
200
150
100
50
07
Read It
cm
0.5
0.5
1.0
Watch It
1.0
1.5
1.5
6
A(0)
300
250
200
150
100
50
A(0)
20
15
10
5
0.5
(c) Find the dimensions of the beam with largest cross-sectional area. (Round your answers to two decimal places.)
width
cm
depth
0.5
1.0
1.0
1.5
1.5
8
Ө
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