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18 Oct 2022, 07:53
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C
Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!
Difficulty:
55%
(hard)
Question Stats:
65% (02:44) correct
35%
(02:25)
wrong
based on 23
sessions
History
Date
Time
Result
Not Attempted Yet
Attachment:
2b905a26a5e6f1d3acf697a782aac85e.png [ 16.05 KiB | Viewed 2638 times ]
A.\( \sqrt{2}\) - \(\frac{π}{3}\)
B. \(\sqrt{2}\) - \(\frac{π}{2}\)
C. 2\(\sqrt{2}\) - \(\frac{π}{2}\\
\)
D. 2\(\sqrt{ 2}\) - \(\frac{π}{3}\\
\)
E. 2 \(\sqrt{2}\) - \(\frac{π}{4}\)
18 Oct 2022, 09:15
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Area of sector = Q/360* π r^2= 45/360 * π *4 = π /2
Area of parallelogram (rhombus) = a^2sinQ = 4*sin45 = 2√2
Area of shaded region =2√2 - π /2
Area of parallelogram (rhombus) = a^2sinQ = 4*sin45 = 2√2
Area of shaded region =2√2 - π /2
