Asina+bsinb+csinc/acosa+bcosb+ccosc =r/a+b+c(a^2+b^2+c^2)

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Pls math have no ideamultiply and simppify. 2x^2y^3z^2 • 4xy^4x^2

How do you write 0.5% as a fraction