which additional fact proves that δrst and δwxy are congruent if ∠r ≅ ∠w and rs ≅ wx.

∠r = 2x + 3
∠s = x + 10
∠t = 3x - 13
a) ∠x = x + 33
b) ∠y = x + 33
c) ∠x = 2x - 20
d) ∠y = 2x - 20

The ratio of wooden bats to metal bats in the baseball coach’s bag is 2 to 1. if there are 20 wooden bats, how many metal bats are in the bag?

Rationalize the denominator- 12x/√x-10

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?