Combine and simplify these radicals.
18.20
4/10
0 160
1074
40

Trigonometry hellllllpppppppp asap

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

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