Maria has 20 metre of ribbon. She needs 4/5 of metre to tie a bow for wrapping birthday present. How many bows can Maria make fr
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We are given
Angles α and β are angles in standard position
and
α terminates in Quadrant II
β terminates in Quadrant I
and we have
we can use triangle and find cos(α)
we get
and we have
we can draw triangle
now, we can use formula
now, we can plug values
now, we can simplify it
...............Answer
