Circle a has been dissected into 16 congruent sectors. the base of one sector is 1.95 units, and its height is 4.9 units. what is the approximate area of circle a?

a) 27.52 units^2
b) 48.92 units^2
c) 78.39 units^2
d) 76.44 units^2

Option d) 76.44 units^2

Step-by-step explanation:

The approximate area of the circle is equal to the area of one sector, multiplied by 16

The area of one sector is approximate the area of one triangle

we have

substitute

Multiplied the area of one sector by 16

your answer is b ^w^ hope i