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

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

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

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

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



Glencoe
The McGraw-Hill Companies