Given: y llz prove: m25+ m2 + m26 = 180° angles lines statements reasons def. of substitution def. of straight angle angle addition postulate statements ✓ 1.y||z 2. z1 = 25 3. 232 26 reasons 1. given 2. alternate interior angles theorem 3. alternate interior angles theorem think about what it means when angles are congruent.

Simplify 6sin θsec θ. choices a) 6 tan θ b) 6 cos θ c) 6 cot θ d) 6

Given: hf || jk; hg ? jg prove: fhg ? kjg to prove that the triangles are congruent by asa, which statement and reason could be used as part of the proof? fgh ? kgj because vertical angles are congruent. jkg ? hfg because vertical angles are congruent. fhg ? jkg because right angles are congruent. hfg ? kjg because alternate interior angles are congruent.

17 in long 1.3 ft wide and 8in high what is the volume