Fill in the blanks
(i) If angle between two intersecting line is 90°, then those lines are …
(ii) If triangle in 90°, then it is called …
(iii) Figure having four sides called …
(iv) We can find area and perimeter of ……….. figures.
(v) Inner part of closed figure called ……….. corner part of closed figure called. and outer part of closed figure called ……….. .
(vi) Figure covered by three or more than three sides called ………..
(vii) Quadrilateral whose opposite sides and all angles are equal called ……….. .
(viii) Quadrilateral whose all sides and all angles are equal called ……….. .
