Points Q, R, S, and T are plotted on the number line. Q
R
S
T
-2 -12 -1 -1 o į 1 12 2
1
2
• Which two plotted points have a sum of zero?
• Explain how the number line can be used to show that the
sum of the two points you identified is zero.

Match the term on the left with its image or description on the right. match term definition diameter a) circle a and a line segment connecting points b and c which are on the circle. circumference b) circle a and a line segment connecting points b and c which are on the circle. radius c) a piece of the circumference of a circle secant d) two circles that share the same center. concentric circles e) the distance around a circle arc f) a segment between two points on a circle that passes through its center

How many real and imaginary solutions does the equation x^2-3x=-2x-7 have?

Find the roots of the equation below. x^2 - 6 + 9 = 0