Study

Semester A Review Part 1

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  • Provide a counterexample for the following statement: "Two lines always intersect at a point."
    Parallel lines do not intersect.
  • Identify the relationship between angles 4 and 5.
    Same-side interior angles
  • What is the point of concurrency of the altitudes?
    Orthocenter
  • Find the midpoint given the endpoints: (8,-3) and (-2,-9).
    (3,-6)
  • Find the value of x.
    x=5
  • JL = 120. What are JK and KL?
    JK = 42 and JL = 78
  • Which of the following are relationships between angle 1 and angle 2? Adjacent, Vertical, Complementary, Supplementary, Linear pair
    Adjacent, Supplementary, Linear pair
  • Find the value of x.
    x = 12
  • Find the distance between the points (3,7) and (-1,4).
    5
  • Identify the hypothesis and conclusion in the conditional: "If the sum of the measures of two angles is 90 degrees, then they are complementary angles."
    Hypothesis: The sum of the measures of two angles is 90 degrees / Conclusion: They are complementary angles.
  • What is the point of concurrency of the angle bisectors?
    incenter
  • In a biconditional statement, both the conditional and converse must be true. If so, we use what term to join the two statements?
    if and only if
  • List the angles of the triangle in order from smallest to largest?
    angle A, angle C, angle B
  • Can a triangle have sides of length 2 ft, 3 ft, and 7 ft? Explain.
    No, 2+3=5. 5 is not greater than 7.
  • Identify the relationship between angles 3 and 5.
    Alternate interior angles
  • What is the circumference of the circle? *Use pi = 3.14.
    182.12 yards
  • Find the value of x.
    x = 17
  • Use the diagram to name four collinear points.
    H, N, K, and I
  • What is the point of concurrency of the medians?
    Centroid
  • What property is demonstrated?
    Transitive Property
  • What is the point of concurrency of the perpendicular bisectors?
    Circumcenter