10. Triangle JLM with vertices J(-5, 7), L(8,3), and M(-3,-1): (0, - 5) J' L'. M' (—) 1

Find fe((x² + y)i + 3y}) · d² where C consists of the three line segments from (5,0,0) to (5, 4,0) to (0, 4, 0) to (0, 4, 1). La(x² + y)ỉ + 3y³ }) · đã = y)i + 3yf) · dř =

(:' } - 8) zp - Vz(z – 2)

3. P'(-5.-3) is the image of P after a translation along the rule (x,y) → (x+2, y-1). What are the coordinates of P? A. (-3,-2) B. (-3.-4) C. (-7.-2) D. (-7.-4) 4.

3. Triangle FGH with vertices F(-7, 8), G(-1, 1), and H(-8, 4): 270° counterclockwise F' (__ G'(_L - H' (_,

and K(-4, 1). 4 a 3- 2 -6 -5 -4 -3 -2 -1 -2 -3 -4 -6. 6. A pre-image has coordinates A(3, -5), B(3, 1) and C(-2, 0). The image has coordinates A'(3, 5), B’(3, –1) and C’(-2, 0). What type of reflection occurred? Explain how you know. " The point (7, 0) is reflected over the x-axis. What do you notice about the coordinates of the reflected point? Why is this? Lesson 7.1- Reflections

2. Sketch the level curve z = k for the indicated values of k.

What is the image of (0, -6) after a reflection over the line y = x?

41. The vertices of pentagon LMPQR are at L(4, -2), M(5, -2), P(8, -5), Q(6, -7), R(2, -4). The coordinates of the pentagon after two translations are L’(-5, -1), M’(-4, -1), P’(-1, -4), Q'(-3, -6), R’(-7, -3). How was LMPQR translated to create L'M’P’Q'R’? A) to the left by 9 units and 1 unit up B) to the right by 9 units and 1 unit up C) to the left by 1 units and 9 unit up D) to the right by 1 units and 9 unit up