hillmarilyn70pe8sy6
24.04.2021 •
Mathematics
Given sin 0 = ā, find cos 0.
✓[?
cos e
=
ө
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Ответ:
sin©=⅚
opp=5
hyp=6
using pythagoras rule
hyp²=opp²+adj²
6²=5²+b²
b²=6²-5²
b²=36-25
b²=9
sqr the both side
✓b²=✓9
b=3
cos ©=3/6
=1/2
Ответ:
hope this is help