If f(x)=x^2-1, what is the equation for f^-1(x)

Fiona has to plot a histogram of the given data

Arectangular lawn is 65 m long and 34 m wide. over time, people have walked along a diagonal as a shortcut and have created a straight path. what is the length of the path, to the nearest tenth of a meter? enter your answer as a deicmal in the box. m

Convert to the greater unit before finding the perimeters of this rectangle: 6ft. 6in. by 7ft.