Dying for failing mathh
17. which letter has at least one line of symmetry?
a)...
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Mathematics, 19.10.2019 19:00 fnaffan
Dying for failing mathh
17. which letter has at least one line of symmetry?
a) q
b)p
c)t
d)r
18. which letter has rotational symmetry?
a) p
b)z
c)w
d)f
19) the waiter places a bowl of soup in front of darcy. in a counterclockwise direction, she passes the soup 60Β°. the person receiving the soup passes it 90Β°. after the two passes, the soup is in front of which person? look at the first picture.
a) igor
b)jada
c) kai
d)lacy
20. which rule describes a translation that is 6 units to the left and 4 units up?
a) (x, y) (x + 6, y β 4)
b) (x, y) (x β 6, y + 4)
c) (x, y) (x β 6, y β 4)
d) (x, y) (x + 6, y + 4)
21. every dilation has a
a) translation and glide reflection.
b)reduction and enlargement.
c)center and scale factor.
d)reflection and rotation.
22) a taxicab starts at (1, β2) on the grid and picks up a passenger. the taxicab travels a total of 16 blocks, and then drops the passenger off. which composition of two translations could describe the taxicabβs final position? look at the second picture.
a) (x, y) (x β 3, y + 4), and then (x, y) (x + 8, y β 1).
b) (x, y) (x + 4, y β 3), and then (x, y) (x β 9, y + 1).
c) (x, y) (x β 3, y + 4), and then (x, y) (x + 7, y β 1).
d) (x, y) (x β 4, y + 3), and then (x, y) (x + 6, y β 1).
which glide reflection describes the mapping triangle abc and triangle def? look at the third picture.
a) (x, y) (x, y β 6) and reflected across x = 0
b) (x, y) (x, y β 6) and reflected across x = β1
c) (x, y) (x, y β 6) and reflected across y = 0
d) (x, y) (x β 2, y) and reflected across x = β1
24) what is the image of (1, β6) for a 180Β° counterclockwise rotation about the origin? look at the forth picture.
a) (β6, β1)
b) (6, 1)
c) (β1, 6)
d) (β1, β6)
25. which rule describes a translation that is 3 units to the right and 5 units down?
a) (x, y) (x + 3, y + 5)
b) (x, y) (x β 3, y + 5)
c) (x, y) (x β 3, y β 5)
d) (x, y) (x + 3, y β 5)
26) identify the mapping triangle hif and triangle hgf ? look at the fifth picture
a) rotation
b) glide reflection
c) translation
d) reflection
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