A circle has a radius of 5/3 units and is centered at (9.2. -7.4).
1 answer:
Answer:
Step-by-step explanation:
eq. of circle is (x-a)²+(y-b)²=r²
where (a,b) is the centre and r the radius.
(x-9.2)²+(y+7.4)²=(5/3)²
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Answer:The LCM of 10, 15, and 20 is 60. After 60 minutes, they ring together again.
Step-by-step explanation:
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