3 // In figure 7.49 - B

In Fig. 7.49, /_B\

In Fig. 7.49, /_B\

In Fig. 7.49, angle B

Round off to four significant figures (A) 49.687 ,(B) 2.0095

Round off to four significant figures (A) 49.687 ,(B) 2.0095

Q.49 The area of the shaded portion in the given figure is

Find : 14.49 div 7

1 7 49 343 (?)

The areas of two circles are in the ratio 49 : 36. The ratio of their circumference is (a) 7:6 (b) 6:7 (c) 3:2 (d) 2:3