A square based tent has the cross-sectional shape shown. The side wall goes up at an angle of elevation of 60 degrees for 2 m, then continues at an angle of elevation of 30 degrees for another 2m to the peak

Select all the correct locations on the table. consider the following expression. 76.493 select "equivalent" or "not equivalent" to indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column equivalent not equivalent 343 equivalent not equivalent 49 78.498 78.498 75.493 equivalent not equivalent 75.7 equivalent not equivalent