Answer:
1.) 
2.) 
Give me a comment if you want the explanation.
1.) 



2.) 





Answer:
x = 9.889
Step-by-step explanation:
9 ( 2x + 1 ) - 187 = 0
18x + 9 = 187
18x = 178
x = 9.889
I am pretty sure that this is the answer. Tell me if I am wrong.
Can I get brainliest
Step-by-step explanation:
I don't know what exactly the Question
but I tried to simplify to get the answer.
So Katherine , just write some words in the solution. ( that's what I understood).
Answer:

Step-by-step explanation:
2 4/5 + 2 3/5 = 4 7/5 = 4+1+2/5 = 5 2/5
Answer:
A) ∠AOB = 36°
Step-by-step explanation:
The full circle area = 10²π or 100π
the shaded portion is (10π/100π)(360°) = 36°