In the figure

AB = AD, BC = CD
prove that ∠ABC = ∠ADC

At diana's closet, 1/6 of the clothes are white and another 7/12 are black. what fraction of the clothes is either black or white?

Aportion of a line bounded by two points is defined as

The standard distance between studs in a house is 1.5 feet. if you have a set of blueprints for a house that mark every 1.5 feet with 2 in., by how many inches will a 13-foot wall be represented?