Posted by **Chip** on Thursday, March 10, 2011 at 6:36pm.

If all the vertices of a triangle are on the circle and one side of the triangle is the diameter of the circle it is a right angle. Find the length of the diameter (AC) if Ab =8 and BC = 15.

- Alegebra 1 -
**Henry**, Saturday, March 12, 2011 at 3:10pm
The diameter is the longest side, and the longest side of a rt. triangle is

the hyp.

(AC)^2 = 8^2 + (15)^2 = 289,

AC = 17.

- Alegebra 1 -
**siera**, Monday, April 4, 2011 at 7:44pm
A BIKE RENTAL SHOP CHARGES $8 TO RENT A BIKE, PLUS $1.50 FOE EVERY HALF HOUR YOU RIDE. IF THE SHOP CHARGES YOU AND YOUR FRIEND A TOTAL OF $25, HOW MANY HOURS DID YOU RIDE?

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