28. Z1 and 2 2 are vertical angles. If mZ1 = (6x + 11)° and mZ2 = (10x – 9), find m21. mZ1 =​

What is the earth matial ot igneous rock

Match the type of region in column 1 to the example in column 2 functional region: functional formal perceptual example: the united states of america the slums of detroit the houston metropolitan area

Scientists think that convection currents flow in earth’s a. continents. b. mantle. c. lithosphere. d. inner core.