1) An acute angle is less than . . . a) 90 degrees b) 40 degrees c) 50 degrees d) 180 degrees 2) A right angle is exactly . . . a) 80 degrees b) 90 degrees c) 60 degrees d) 180 degrees 3) An obtuse angle is between . . . and . . . a) 100 and 150 degrees b) 120 and 360 degrees c) 130 and 360 degrees d) 90 and 180 degrees 4) A reflex angle is greater than . . . a) 360 degrees b) 180 degrees c) 90 degrees d) 100 degrees 5) What is the missing angle? a) 95 degrees b) 45 degrees c) 100 degrees d) 80 degrees 6) What is the missing angle? a) 50 degrees b) 40 degrees c) 30 degrees d) 65 degrees 7) What is the missing angle? a) 60 degrees b) 70 degrees c) 65 degrees d) 100 degrees 8) Which group of angles below form a straight line? a) Group A: 40, 90, 50 b) Group B: 120, 130, 110 c) Group C: 60, 60, 70 d) Group D: 70, 70, 220 9) What is the missing angle? a) 114 degrees b) 120 degrees c) 130 degrees d) 117 degrees 10) What is the missing angle? a) 112 degrees b) 117 degrees c) 119 degrees d) 120 degrees

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