The dimensions of a rectangular room are 18 feet by 16 feet. If a scale factor of 1/4 is used to make a scale model of the room what is the area of the dining room

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis