1. if quadrilateral abcd is a parallelogram, then which relation must be true?

a) m∠a = m∠b

b) m∠b = m∠d

c) ab = da

d) ab = bc

draw out the diagram and reference the fact that opposite angles and opposite sides are congruent in parallelograms

diagram is attached

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are: