Page 170 - NUMINO_WB_6A
P. 170
127-P3-2

1. Each circle has a radius of 3 cm. Find the perimeter of triangle ABC shown below.
A

BC

2. Quadrilateral ABCD formed by connecting the centers of identical circles has a
perimeter of 72 cm. Find the radius of the circles.
AD
BC
   165   166   167   168   169   170   171   172   173   174   175