PLZ HELP I AM TIMED Parallel lines s and t are cut by a transversal r.

Which angles are corresponding angles?
Angle3 and Angle7
Angle1 and Angle7
Angle4 and Angle6
Angle1 and Angle8

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

Secant be and cf intersect at point d inside a what is the measure of cde

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?