The area of sector NMK is 7.8cm2. Find the radius of circle M.

Which math sentence can be used to determine if the triangle is a right triangle?

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4