Fill in the blanks (i) If angle between two intersecting line is 90°

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 ……….. .

Answer»

(i) mutually perpendicular

(ii) right angled triangle

(iii) quadrilateral

(iv) closed

(v) interior, boundary, exterior

(vi) polygon

(vii) rectangle

(viii) square