A regular polygon: A polygon having all sides of equal length and interior angles of equal size is known as a regular polygon.
(i) 3 sides
A polygon having three sides is called a triangle.
(ii) 4 sides
A polygon having four sides is called a quadrilateral.
(iii) 6 sides
A polygon having six sides is called a hexagon.
Fill in the blanks in the sentences below (the verbs given in brackets will give you a clue).
(i) The earth trembled, but not many people felt the ____. (tremble)
(ii) When the zoo was flooded, there was a lot of _____ and many animals escaped into the countryside. (confuse)
(iii) We heard with _____ that the lion had been recaptured. (relieve)
(iv) The zookeeper was stuck in a tree and his _____ was filmed by the TV crew. (rescue)
(v) There was much _____ in the village when the snake charmer came visiting. (excite)