Question

find the radius of a circle whose diameter 90 cm​

Answer 1

Answer:

radius=45cm

Step-by-step explanation:

$radius = \frac{1}{2} \times diameter$

diameter=90cm

$radius = \frac{1}{2} \times 90$

canceling 2 and 90

$radius = 45cm$

HOPE MY ANSWER HELPS YOU MOST...................

Answer 2

Radius = Diameter/2

           =  90/2

           =  45 cm