Rhombus area = (diagonal 1 * diagonal 2) / 2
rhombus area = (26 * 15) /2
rhombus area =195 square yards
Source:
http://www.1728.org/quadrhom.htm
75.4
12 would be considered the radius
C = 2 pi R
so just insert that into the formula and the answer should be
75.39 but if you round up it would be 75.4
472
17
x-------------------
3304
4720
plus this numbers answer is 80.24
Yes 921/3 = 307 873 is not divisible by 4 and 491 is also not divisible by 3