1.   Classify the triangle by its angles and by its sides.
   
    A. acute, equilateral B. acute, isosceles
    C. obtuse, scalene D. obtuse, isosceles
    Hint

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

  3.   Classify the triangle by its angles and its sides.
   
    A. acute, equilateral B. obtuse, scalene
    C. acute, scalene D. obtuse, isosceles
    Hint

  4.   Find mB in ABC if mA = 85° and mC = 11°.
    A. 84° B. 104°
    C. 92° D.
    Hint

  5.   Find mE in DEF if mD = 34° and mE = 117°.
    A. 56° B. 63°
    C. 61° D. 29°
    Hint



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