EXAM STUDY GUIDE 2026 QUESTIONS WITH
SOLUTIONS GRADED A+
◉ Concurrent lines. Answer: lines that intersect at a point
◉ Parallel lines. Answer: no points in common
◉ Degree. Answer: 1/360 of a rotation about a point
◉ Minute. Answer: 1/60 of a degree
◉ Seconds. Answer: 1/60 of a minute
◉ Acute Angle. Answer: Smaller than 90 degrees
◉ Right Angle. Answer: Exactly 90 degrees
◉ Obtuse Angle. Answer: Larger than 90 degrees smaller than 180
degrees
, ◉ Straight Angle. Answer: Exactly 180 degrees
◉ Dihedral Angle. Answer: Formed by two Half planes and common
line defining them.
◉ Yard. Answer: 3 feet
◉ Foot. Answer: 12 inches
◉ Mile. Answer: 5,280 Feet
◉ Triangle Inequality. Answer: Any two sides of a triangle is greater
than the length of the third side. i.e. AB + BC > AC
◉ Use of Stem and Leaf Plots. Answer: Use for Single Distributions
◉ Box Plots. Answer: Large Sets of Data or Comparing Several
Distributions
◉ Mean. Answer: Average - Average of set of Data
◉ Median. Answer: Middle number - If number set is even, average the
two numbers.