15 POINTS!!! The perimeter of a rectangle is 20 units. If the width is 3/4 of the length what is the width of the rectangle?
1 answer:
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Answer:
is the same as
by co-function identities
Step-by-step explanation:
Remember that complementary angles add up to 90°. The angle that i s complementary to 63° is 27°.
Also recall the co-function identities:
- sin (90° – x) = cos x
- cos (90° – x) = sin x
This means that .
