Which of the following states the pythagorean theorem?

a. in a right triangle, the square of the hypotenuse equals the sum of the legs.
b. in a right triangle, the hypotenuse equals the sum of the squares of the legs.
c. in a right triangle, the hypotenuse equals the sum of the legs.
d. in a right triangle, the square of the hypotenuse equals the sum of the squares of the legs.

Suppose a least-squares regression line is given by modifyingabove y with caret equals 4.302 x minus 3.293. what is the mean value of the response variable if xequals20?

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 some one explain how to slove specifically, what is the value of x? 0.9(x+1.4)-2.3+0.1x=1.6 enter the answer as a decimal in the box. x= ?