Post date: Jul 4, 2017 6:35:15 PM
Geometry: Try several of these: https://www.khanacademy.org/math/geometry/parallel-and-perpendicular-lines/ang_intro/e/vertical_angles_2
Watch a video - it really helps!
Algebra 1: Try some unit conversions. Watch a video to get you started.
https://www.khanacademy.org/math/pre-algebra/rates-and-ratios/unit_conversion/e/units
Algebra 2: Watch the video and then have a go at Permutations and Combinations. Your calculator will be very helpful. There is a special button (function) on it for combinations and permutations.