The diagram shows a semicircle with centre O
and radius
2
and a semicircular arc with diameter
P
R
.

Angle
P
O
R
is a right angle

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

you'll just earn points here

step-by-step explanation:

i dont know what you want me to answer for this but im guessing 2: 11?