Two sides of a triangle measure 5 cm and 9 cm. It has an angle that measures 128°. Which type of triangle could it be? Select all that apply.
A.
acute isosceles

B.
obtuse scalene

C.
obtuse equilateral

D.
obtuse isosceles

E.
acute scalene

F.
obtuse right

What is the axis of symmetry of the function f(x)=-(x+ 9)(x-21)

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

Ineed on these fraction questions! could'ya me? 1. 3/8 ( ? ) 0.295 a. = b. > c. < 2. -0.770 ( ? ) -4/5 a. = b . < c. >