Help me please no link, because if i see a link you will be reported HELP ASAP!?!?

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The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

Oscar and julie ashton are celebrating their 15th anniversary by having a reception hall. they have budgeted $4,500 for their reception. if the reception hall charges a $90 cleanup fee plus & 36 per person, find the greatest number of people that they may invite and still stay within their budget.

Find the midpoint m of z1=(8+5i) and z2=(12+3i)