Please need help not asking for much

Determine the area of a triangle with (see picture below)

Given: jk ||lm prove: _2 = 27 statement justification 1. jk ||lm 1. given 2.26 = 27 3.22 = 26 2. 3. 4. _2 = 27 4. corresponding angles theorem transitive property of equality vertical angles theorem substitution property of equality

Find all the angles that satisfy the equation cos(θ)=32