Which statement is true? A. All quadrilaterals are rectangles.
B.
C. All rectangles are quadrilaterals.
D. All quadrilaterals are parallelograms.
All quadrilaterals are squares.

1. what is the measure of ∠abc? what is the measure of ∠abd?

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.