you randomly draw a marble out of a bag of 20 marbles. 3 marbles are green and 12 marbles are blue. what is the probability of selecting the green marble or a blue marble

Given: pqrs is a parallelogram prove: pr and qs bisect each other at t

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

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c