Consider the points below. P(0, −3, 0), Q(5, 1, −2), R(5, 4, 1)

(a) Find a nonzero vector orthogonal to the plane through the points P, Q, and R.
(b) Find the area of the triangle PQR.

1. what is the measure of ∠abc? what is the measure of ∠abd?

What is the relationship between all triangles that can be drawn given the same three angles

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.