Find the circumference and area of a circle that has a rectangle inscribed inside it with sides that are 9 by 12 centimeters. Write your answer as decimals rounded to the nearest hundredth. (hint: Draw this circle on your paper and find the length of the diagonal of the rectangle.) thanks
2007-02-27 10:15:45 · 2 answers · asked by Sam o 1 in Education & Reference ➔ Homework Help
Well, the diagonal of the rectangle is 15. Making the diameter of the circle 15 as well. radius=7.5 the fing the circumference multply 15 by pi which equals...47.1 and the area is 176.63 squared units
2007-02-27 10:21:10 · answer #1 · answered by swimdudensc 2 · 0⤊ 0⤋
by the way you explained it, if you want to find the diagnal of a circle just use pythagorean's theorem... so 81+ 144 =225 and the sq. rt of that is 15...
2007-02-27 18:32:31 · answer #2 · answered by Alex H 2 · 0⤊ 0⤋