The Total solution for NCERT class 6-12
Answer 1 :
Answer 2 :
Answer 3 :
Answer 4 :
Answer 5 :
Answer 6 :
Answer 7 :
Thus, Required area = square units
Answer 8 :
Answer 9 :
Sketch the region {(x,y):9x2 + 4y2 = 36} and find the area enclosedby it, using integration.
Answer 10 :
9x2 +4y2 = 36
Area of Sector OABCO =
Area of the wholefigure = 4 × Ar. D OABCO
= 6p sq. units