What is 9+ 10 i need the answer you pick the one you think is right. A) 19
B) 21

tell me how you got the answer.

In a circle, a 45° sector has an area of 32π cm2. what is the radius of this circle? 32 cm 12 cm 16 cm 8 cm

If angle 2=3x +1 and angle 3=2x +4what is angle 2

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?