Find the area of the shaded polygons

Which is a logical conclusion based on the given information? a. figure abcd is a rhombus by the definition of a rhombus. b. segment ac is congruent to segment dc by cpctc. c. angle acb is congruent to angle adc by the angle-side-angle theorem. d. triangle acd is congruent to triangle cab by the hypotenuse-leg theorem.

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?

If f(x) = 5х – 2 and g(x) = 2х + 1, find (f – g)(x).