The points (7.3). (2.8) and (-3,3) lie on a circle. Find the: (i) equation: (ii) radius, of the circle.​

answer is (b.

164 ft2)

a base  

18

b base  

7

h height  

8

m∠abd = m∠dbc

step-by-step explanation:

given : ab bisects ∠dbc

as we know that bisection means ab divides   ∠dbc   in two equal angles named as   ∠dba and   ∠abc

so, m∠abd = m∠dbc  

because ab bisects ∠dbc.

hence , the first statement m∠abd = m∠dbc is true.

simple 80 pieces in 1 sercing so 80*47=3760+20=3780