1) A pentagon has angles: 120º, 120º, 110º, 110º and x. Find x.  a) 80 b) 50 c) 150 d) 90 2) If a Polygon has 12 sides, how many diagonals does it have? a) 55 b) 54 c) 45 d) 120 3) Each exterior angle of regular polygon is 45º. How many sides does it have? a) 10 b) 8 c) 7 d) 5 4) A polygon has 6 sides. What is the sum of its exterior angles? a) 180 b) 240 c) 360 d) 270 5) What do you call a Polygon with 12 sides? a) Dodecagon b) Hexagon c) Duodecagon d) Decagon 6) What do you call a Polygon with 5 sides? a) Pentagon b) Octagon c) Heptagon d) Nonagon 7) What do you call a Polygon with 6 sides? a) Pentagon b) Hexagon c) Nonagon d) Heptagon 8) What is the measure of each interior angle in a regular octagon? a) 135 b) 153 c) 90 d) 360

Math 7

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