Answer: 1) You forgot to change the sign over there. You have to subtract over there.
2) Just be careful while solving equations while changing the signs
Answer:
x=4
DE=33
CD=11
Step-by-step explanation:
Answer:
A. 50.24
Step-by-step explanation:
C=2πr=2·π·8=50.24
I looked it up on google it is 1252
Area of a full circle is PI x r^2
Area = 3.14 x 8^2 = 200.96
Area of a sector is area * central angle / full circle
Area = 200.96 x 5PI/3 / 2PI = 160PI/3
Answer is C.