The formula for the area a a of a trapezoid is a=12h(b1+b2) a 1 2 h b 1 b 2 , where h h is the height and b1 b 1 and b2 b 2 are the lengths of the two bases. solve the formula for b1 b 1 .
for me what is finding a good play list and going out because i can not lay down and relax so i usually go to a coffee shop. i also use the gum trick and this actually works. another advice is highlighting subjects it really does me remember certain things