c) ABCD is a rectangle with AD =12 cm and CD = 20 cm as shown in Figure 1. The line segment DE is drawn making an angle of 30° with AD, intersecting AB in E. Find the lengths of DE and EB. [7 marks] 30° 20 cm Figure 1 12 cm
c) ABCD is a rectangle with AD =12 cm and CD = 20 cm as shown in Figure 1. The line segment DE is drawn making an angle of 30° with AD, intersecting AB in E. Find the lengths of DE and EB. [7 marks] 30° 20 cm Figure 1 12 cm
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![c)
ABCD is a rectangle with AD =12 cm and CD = 20 cm as shown in Figure 1. The line segment
DE is drawn making an angle of 30° with AD, intersecting AB in E. Find the lengths of DE and
EB.
[7 marks]
30°
20 cm
Figure 1
12cm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc87b7432-af52-4f57-ba0a-f273c659c115%2F247c7808-05e2-4383-a098-96a886422a1d%2Foptg47c_processed.jpeg&w=3840&q=75)
Transcribed Image Text:c)
ABCD is a rectangle with AD =12 cm and CD = 20 cm as shown in Figure 1. The line segment
DE is drawn making an angle of 30° with AD, intersecting AB in E. Find the lengths of DE and
EB.
[7 marks]
30°
20 cm
Figure 1
12cm
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