What is the average of the two bases in the following trapezoid in feet?

Express 0.45 as a fraction? What is the best estimate for 0.12 multiplied by 5? What are 3 prime number that have a product of 7511? If written backwards the number one thousand one hundred twenty-five would be written five thousand two hundred eleven.? What is the area of Aumont-Aubrac? What is synonym of cautiously mean? Old King Derwin od Did has grown tierd of the same old weather and ask the royal magicians to create something new in which Dr. Seuss book? What graphical representation of a frequency distribution shows adjoined vertical rectangles drawn on the horizontal axis with the centers of the bases located at the class marks? What is the next number 23571113? How do write twenty millionths? What is the formula for calculating the number of stairs needed for a particular height? What comes after the number a trillion and 99? Can Y be a function of negative X? How many minutes r in two days? Why is the slope between any two points on the straight line always to same? What do congruent line segments and congruent angles form? What is the cube root of 343 to the nearest tenth? If 2X plus three equals nine what does X equal? What is -10 - -3? Example of linear functional in dual space?