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irinina [24]
3 years ago
6

What is the answer for cos 17pi/4

Mathematics
1 answer:
Georgia [21]3 years ago
8 0
Cos 17pi/4   =  cos pi/4       because  17pi / 4  = 16pi/4 + pi/40

cos pi/4 = 1 / sqrt2 or 0.7071 to nearest 10,000 th
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Find the perimeter of a rectangle of which length is 5 more than the width
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<em>where</em><em> </em><em>W</em><em>=</em><em> </em><em>the</em><em> </em><em>wid</em><em>th</em><em>.</em>

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<em>sub</em><em>stitute</em><em> </em><em>in</em><em> </em><em>the</em><em> </em><em>formu</em><em>la</em><em> </em>

P= 2(5+W)+2W

P=10+2W+2W

P=10+4W as the perimeter of the rectangle.

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