Since each table had 7 women and 3 men at each table, that would mean each table has 10 people. Since there are 9 tables he was waiting on, and 10 people at each table, multiply 9 x 10, and you will find that he served 90 people in total.
Coordinates would be: (0,3) (6,0)
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Answer:
<u>Yes</u><u>,</u><u> </u><u>it</u><u> </u><u>is</u><u> </u><u>right</u><u>.</u><u> </u>
<u>Using</u><u> </u><u>pythagoras</u><u> </u><u>theorum</u><u>,</u><u> </u><u>we</u><u> </u><u>found</u><u> </u><u>the</u><u> </u><u>side</u><u> </u><u>to</u><u> </u><u>be</u><u> </u><u>10</u><u>.</u><u> </u>
<u>So</u><u>,</u><u> </u><u>the</u><u> </u><u>perimeter</u><u> </u><u>is</u><u> </u><u>4</u><u> </u><u>times</u><u> </u><u>1</u><u>0</u><u>,</u><u> </u><u>i.e</u><u>.</u><u>,</u><u> </u><u>4</u><u>0</u>