When Kimai is making blankets for charity, the proper form of the unit rate is 4 hats per hour.
<h3>How to calculate the value?</h3>
From the information given, it was stated that Kimai is making blankets for charity. In order to determine how many hats she can make per hour, she created 3/5 of the hats in 1/8 of an hour.
Therefore, the proper form of the unit rate will be:
= Amount of hats / Time
= 3/5 ÷ 1/8
= 3/5 × 8/1
= 4.8
Therefore, the proper rate will be 4 hats per hour.
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C. Supplementary
This means their angles add up to 180° which is a straight line
Answer:

Step-by-step explanation:

Multiply the numerators for the numerator and multiply the denominators for its denominator and reduce the fraction obtained after multiplication into lowest term.



Or, You can simply reduce the fraction with 2, which results to 1.
Hope I helped!
Best regards! :D