Janz is putting turf on a triangular portion of a garden around a circular fountain. If the turf costs $10 a square meter, how much will it cost Janz? Round to the nearest cent.

Question

anonymous · Answer

$ 5611.84
$ 4480.87
$ 5432.84
$ 6480.00

ja1 · Answer

How big is the truf?

anonymous · Answer

|dw:1370634020235:dw|

anonymous · Answer

crappy drawing sorry

anonymous · Answer

opp i figures it out... i got it right... it was 4480.87

ja1 · Answer

$$2\times \pi \times r$$

ja1 · Answer

That is the formula for the circumference

ja1 · Answer

So let's substitute some terms:

$$2\times3.14\times6$$

ja1 · Answer

So 2 * 3.14 = ?

ja1 · Answer

@drotzmann

anonymous · Answer

i figures it out i already knew that the area of the circle was 113.04m and theni found out the area of the triangle was 561.18m. so the area of garden was 448.14m....and you multiply that by 10 and it is around $4,480

ja1 · Answer

Okay then.... xD here is a medal then