In △abc , m∠b=48° and m∠c=22° . in △def , m∠d=48° and m∠f=25° .
which statement about the triangles is true?

a)not enough information is given to determine if △abc is similar to △def

b)△abc is not similar to △def .

c)△abc is similar to △def

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

The value of x must be greater than what?

The slope of the line passing through the points (2, 7) and (-4, 8) is