PLEASE HELP ME ASAP!! The picture shows a triangular island:
у
Island
50
2
Which expression shows the value of z? (1 point)
1) x sin 50°
2)
y
cos 50°
3) x cos 50°
4)
у
sin 50°

What statement is true? 2x^2-9x+2=-1

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte

20 points + brainliest answer + my mom’s chocolate chip cookie ! subtract.