1.   Classify
   
    A. obtuse equilateral B. acute isosceles
    C. acute scalene D. right scalene
    Hint

  2.   Classify by its angles and sides.
   
    A. obtuse isosceles B. obtuse equilateral
    C. acute equilateral D. acute isosceles
    Hint

  3.   The measures of the angles of a specific triangle are in the ratio 4:5:6. Find the measures of the angles.
    A. 52°, 62°, 66° B. 45°, 60°, 75°
    C. 30°, 60°, 90° D. 48°, 60°, 72°
    Hint

  4.   Find the value of x in
   
    A. 32 B. 122
    C. 152 D. 150
    Hint

  5.   The measures of the angles of a certain triangle are in the ratio 2:4:9. What are the measures of the angles?
    A. 20°, 40°, 90° B. 22°, 44°, 99°
    C. 28°, 56°, 126° D. 24°, 48°, 108°
    Hint



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