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NAME:____________________________ DATE:________________ PERIOD:___ Geometry Chapter 3 Review Complete each statement with the word: Always, Sometimes, or Never. 1. Two lines that do not intersect are _________________ parallel. 2. Two lines parallel to the same plane _____________ intersect. 3. Through a point not on a line, one can _________ draw a line parallel to the line. 4. An acute triangle is ___________ a right angle. 5. Two lines parallel to a third line are _____________ parallel to each other. 6. If two lines are cut by a transversal, then the corresponding angles are _________ congruent. 7. Two lines perpendicular to the same line are _________ parallel. 8. If line A is parallel to line B and line B is parallel to line C, then line A is ____________ parallel to line C. 9. If a triangle is scalene, then it is __________ isosceles. 10. If a triangle is isosceles, then it is ______________ equilateral. 11. If a triangle is scalene, then it is ______________ obtuse. Define the following terms: Scalene TriangleIsosceles TriangleEquilateral TriangleAcute TriangleObtuse TriangleRight Triangle- Draw each figure. Use marks to identify your picture. Scalene Triangle- Isosceles Triangle- Acute Triangle- Obtuse Triangle- Equiangular Triangle- Right Triangle- What is the sum of measure of the angles of a triangle? A polygon has 17 sides. Find the sum of the measures of the interior angles. A regular polygon has 15 sides. Find the measure of each exterior angle. Find the measure of one interior angle of a regular pentagon. Find the measure of one interior and one exterior angle of a regular hexagon. Find the exterior angle sum of a 30-sided polygon.