1.

(1) The measure of each angle of a regular pentagon is_______.(2) There are_________diagonals in a kite.(3) There are__________diagonals in a trapezium.(4) There are____________diagonals in a regular octagon.(5) Sum of the interior angles of a regular pentagon is________.(6) If the measures of all four angles of a quadrilateral are equal then measure of each angle is________.(7) Sum of three angles of a quadrilateral is 300° , then the measure of the fourth angle is__________(8) The measure of each external angle of a regular octagon is __________.(9) A regular polygon has _____ sides if the measure of its each external angle is 40°(10) The length of a diagonal of a rectangle is 10.8 CM. the length of other diagonal is ______cm.​

Answer»

1) 90 DEGREE

2) 4

SORRY then I don't know



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