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

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

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

  4.   Find the missing measure in the triangle below.
   
    A. 140° B. 34°
    C. 36° D. 40°
    Hint

  5.   Classify the triangle by it angles and by its sides.
   
    A. acute, isosceles B. acute equilateral
    C. right, isosceles D. acute, equilateral
    Hint



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