Pls help. quickly. if you get right then I will give 20 extra points. A. [1] Definition of right angles
[2] Third Angles Theorem
[3] Transitive Property of Congruence

B.[1] Definition of perpendicular lines
[2] Third Angles Theorem
[3] Reflexive Property of Congruence

C. [1] Definition of perpendicular lines
[2] Vertical Angles Theorem
[3] Symmetric Property of Congruence

D. [1] Definition of perpendicular lines
[2] Third Angles Theorem
[3] Symmetric Property of Congruence

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 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)

What is the equation of a line passing through (-6,5) and having a slope of 1/3