47.94 + x = 52.8

A.4.96
B.99.64
C.4.86
B.100.74

What is the value of x in the diagram below?

Write the equation in logarithmic form 8^x=64

Which must be true in order for the relationship △zyv ~ △xwv to be correct? zy ∥ wx ∠z ≅ ∠y and ∠w ≅ ∠x zv ≅ vy and wv ≅ vx ∠z ≅ ∠x and ∠w ≅ ∠y