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Sumatif Tengah Semester Genap Kls 9

Authored by Maxi Tambajong

Mathematics

9th Grade

Used 2+ times

Sumatif Tengah Semester Genap Kls 9
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27 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Titik A(3, -5) diterjemahkan oleh T(-2, 4). Koordinat titik bayangan A adalah...

(1, -1)

(5, -9)

(-1, 1)

(-5, 9)

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika titik B(4, 2) diputar menuju sumbu x, koordinat titik bayangan B adalah...

(4, -2)

(-4, 2)

(-4, -2)

(2, 4)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Titik C(-3, 1) diputar 90° berlawanan arah jarum jam dengan pusat O(0, 0). Koordinat titik bayangan C adalah...

(1, 3)

(-1, -3)

(-1, 3)

(1, -3)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Dua bentuk datar dikatakan kongruen jika...

Ukuran dan bentuknya sama

Ukuran sama, bentuk berbeda

Ukuran berbeda, bentuk sama

Ukuran dan bentuk berbeda

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Titik D(2, 3) didilatasi dengan faktor skala 2 dan pusat O(0, 0). Koordinat titik bayangan D adalah...

(4, 6)

(1, 1.5)

(6, 4)

(3, 2)

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Transformasi T(a, b) memetakan titik E(1, -4) ke titik E'(-3, 2). Nilai a dan b adalah...

a = -4, b = 6

a = 4, b = -6

a = -2, b = -2

a = 2, b = 2

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jika garis y = 2x + 1 dipantulkan terhadap garis y = x, persamaan bayangannya adalah...

x = 2y + 1

y = -2x + 1

x = -2y + 1

Tentukan nilai y = 1/2x - 1/2

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