Which statement below is true? a. all squares are rectangles because both are quadrilaterals, have 90 degree angles and the opposite sides are parallel. b. all trapezoids are rectangles because the opposite sides are parallel. c. all parallelograms are rhombus' because they have 4 congruent sides and the opposite sides are parallel. d. all rectangles are trapezoids because all the sides are parallel.

Raj encoded a secret phrase using matrix multiplication. using a = 1, b = 2, c = 3, and so on, he multiplied the clear text code for each letter by the matrix to get a matrix that represents the encoded text. the matrix representing the encoded text is . what is the secret phrase? determine the location of spaces after you decode the text. yummy is the corn the tomato is red the corn is yummy red is the tomato