The area of a rectangular invitation card is 3/10 square foot. given that the length of the card is 4/5 foot, find its perimeter.
I believe the answer is -21i
Answer:
77,464.4
Step-by-step explanation:
its right
<u>Answer and Step-by-Step explaination:</u>
Area =Length time Width
Area= 21*21
Area=441