Why does it take 2 copies of 1/8 to show the same amout as 1 copy of 1/4?

What other information do you need to prove triangle dac=bca by asa

Does anyone know how to solve and graph this: 4 + | a + 2 | < 7the only part i don't get is the "4 +"

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need