A.   Fill in the blanks with the correct answers
This is a square.
(a)   There are ________ right angles.
(b)   Angle A = Angle B = Angle C = Angle D = ________°
This is a triangle.
(a)   The angle greater than 90° is angle ________.
(b)   The smallest angle is angle ________.
This is a hexagon.
(a)   Angle ________ and angle ________ are less than 90°.
(b)   There are ________ angles greater than 90°.
(a)   The largest angle is angle ________.
(a)   Angle D (   <   ,   >   ,   =   ) Angle C.
(b)   Angle ________ and angle ________ are less than 90°.
This is a rectangle.
(a)   There are ________ equal angles.
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