This is a rhombus. Using its properties, what is the measure of: Angle 1: ___ degrees

Angle 2: ___ degrees

Angle 3: ___ degrees

Write two subtraction equations that are equivalent to 5 + 12 = 17.

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

Can someone show me step by step how to do this?