Starting with a complete square, and removing squares to make a Sierpinski carpet, after three steps what percentage of the area is left?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year the population of her town is changing by a constant rate

3. solve the given inequality and graph the solution on a number line.

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.