Answer:
9u^3 + 6u^2 - 7u + 6
Step-by-step explanation:
Answer:
A=lw+l(w
2)2+h2+w(l
2)2+h2
Step-by-step explanation:
First we find the measurement of dark dot .
ANd for that we have to use the formula of the angle formed by the intersection of chord .
Let the dark dot be t.
So we have

t and z are linear pair and sum of angles of linear pair =180 degree.
So we get

Answer: i think it is 8.93
Step-by-step explanation: