Pls me asap for 7. a and b! (show ! ) + lots of points

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Parks is wearing several rubber bracelets one third of the bracelets are tie-dye 1/6 are blue and 1/3 of the remainder are camouflage if parks wears 2 camouflage bracelets how many bracelets does he have on

Thee blue triangle has rotated from quadrant i to quadrant iii about the origin. describe the effects of the rotation on the coordinates of the blue triangle.