If the blue radius below is perpendicular to the green chord and the segment ab is 6.5 units long, what is the length of the chord?

a. 13 units

b. 6.5 units

c. 3.25 units

d. 26 units

What is the y intercept of f(x)=(1/2)^x?

∆red ≅ ∆ by rule will give brainiest if possible

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4