What is the value of 1/2 exponent 3 + 3.4y when x = 4 and y = 2?

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

Are triangles the congruent? write the congruency statement.what is the congruency that proves they are congruent? what is the perimeter of ∆pqr?

Cole says the distance between points (-5,0) and (0,-5)is 5 units. is he correct? explain why or why not.