Reflections on a grid
3 years ago
mrchojnacki
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• Question 1
120 seconds
Q. What happens to a coordinate when it is reflected over the y-axis?
x and y stay the same
x stays the same and y changes to its opposite
x changes to its opposite and y stays the same
both x and y change to their opposites
• Question 2
120 seconds
Q. What happens to a coordinate when it is reflected over the x-axis?
x and y stay the same
x stays the same and y changes to its opposite
x changes to its opposite and y stays the same
both x and y change to their opposites
• Question 3
120 seconds
Q. Which answer shows a reflection across the x-axis?
d
c
b
a
• Question 4
120 seconds
Q. ∆QRS contains the points: Q(4, 2) R(5, 1) S(3,7). If the triangle is reflected across the y-axis, what will S' be?
S'(3, 7)
S'(-3, 7)
S'(-3, -7)
S'(3, 7)
• Question 5
120 seconds
Q. ∆QRS contains the points: Q(-4, 2) R(5, -1) S(3,-7). If the triangle is reflected across the x-axis, what will R' be?
R'(3, 7)
R'(5, -1)
R'(1, -5)
R'(5, 1)
• Question 6
120 seconds
Q. What is a reflection?
When you turn an object around a point.
When you slide an object form one place to another.
When you flip or mirror an object across a line.
When you resize an object.
• Question 7
120 seconds
Q. What is this transformation?
(x, y) ----> (-x, y)
Reflect over the x axis
Reflect over the y-axis
Slide down 1
slide left 1
• Question 8
120 seconds
Q. What is this transformation?
(x, y) ----> (x, -y)
Reflect over the x axis
Reflect over the y-axis
Slide down 1
slide left 1
• Question 9
900 seconds
Q. Tell whether the shaded figure is a reflection of the nonshaded figure.
Yes
No
• Question 10
900 seconds
Q. Tell whether the shaded figure is a reflection of the nonshaded figure.