Clt Study Guide C Essential Study Questions And Answers

CLT STUDY GUIDE C ESSENTIAL STUDY
QUESTIONS AND ANSWERS

◉ Ray.
Answer: Part of a line with one endpoint, extends infinitely.


◉ Angle.
Answer: Formed by two rays sharing a common endpoint (vertex).


◉ Acute.
Answer: Less than 90°


◉ Right.
Answer: Exactly 90°


◉ Obtuse.
Answer: More than 90°


◉ Straight.
Answer: Exactly 180°

,◉ Complementary.
Answer: Add up to 90°


◉ Supplementary.
Answer: Add up to 180°


◉ Vertical Angles.
Answer: Equal; formed when two lines intersect


◉ Adjacent Angles.
Answer: Share a side and vertex


◉ Sum of interior angles.
Answer: 180°


◉ Equilateral.
Answer: All sides equal


◉ Isosceles.
Answer: Two sides equal


◉ Scalene.

,Answer: No equal sides


◉ Right Triangle.
Answer: One 90° angle


◉ Acute Triangle.
Answer: All angles < 90°


◉ Obtuse Triangle.
Answer: One angle > 90°


◉ Pythagorean Theorem.
Answer: a² + b² = c² (where c is the hypotenuse)


◉ Triangle Inequality Theorem.
Answer: The sum of any two sides must be greater than the third.


◉ Square.
Answer: All sides equal, all angles 90°


◉ Rectangle.
Answer: Opposite sides equal, all angles 90°

, ◉ Rhombus.
Answer: All sides equal, opposite angles equal


◉ Parallelogram.
Answer: Opposite sides and angles equal


◉ Trapezoid.
Answer: One pair of parallel sides


◉ Area of Rectangle.
Answer: A = l × w


◉ Area of Square.
Answer: A = s²


◉ Area of Triangle.
Answer: A = ½ × b × h


◉ Area of Trapezoid.
Answer: A = ½ × (b₁ + b₂) × h