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Readme [11.4K]
3 years ago
7

Translate figure A8 units to the left to form figure A’.

Mathematics
1 answer:
aleksklad [387]3 years ago
6 0

Answer:

A' across the x-axds to form figure A".

Draw figures A' and A". Is figure A congruent to figure A?

How do you know?

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8.4^3×4.8^2=<br>can you pleas help​
ira [324]

Answer:

13655.90016

Step-by-step explanation:

8.4^3 \times 4.8^2 \\= 592.704 \times 23.04\\=13655.90016

3 0
3 years ago
There are 273 students in the 7th grade. If the
Elanso [62]

Answer:

Each teacher will have 21 students

Step-by-step explanation:

273 divded by 21 = 21

4 0
2 years ago
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Plzzzzz help right answer gets a brainly!
Ivenika [448]

Answer:

8

Step-by-step explanation:

16 divided by 8 equals 2 then 24 divided by 8 equals 3 Answer: 8

6 0
3 years ago
US average math SAT scores follow a normal distribution with a mean of 505 and a standard deviation of 112. A sample of 64 enter
Hitman42 [59]

Answer:

The claim that the scores of UT students are less than the US average is wrong

Step-by-step explanation:

Given : Sample size = 64

           Standard deviation = 112

           Mean = 505

           Average score = 477

To Find : Test the claim that the scores of UT students are less than the US average at the 0.05 level of significance.

Solution:

Sample size = 64

n > 30

So we will use z test

H_0:\mu \geq 477\\H_a:\mu < 477

Formula : z=\frac{x-\mu}{\frac{\sigma}{\sqrt{n}}}

z=\frac{505-477}{\frac{112}{\sqrt{64}}}

z=2

Refer the z table for p value

p value = 0.9772

α=0.05

p value > α

So, we accept the null hypothesis

Hence The claim that the scores of UT students are less than the US average is wrong

3 0
3 years ago
Find the measure of angle X.<br><br><br>11°<br><br>12°<br><br>17°<br><br>61°
nika2105 [10]

Answer:

option B : 12 degree

Step-by-step explanation:

The sum of angles in a triangle = 180 degree

Small box represents 90 degree

From the inner triangle

90 + angle y + 29 = 180 degree

90 + y + 29 = 180

119 + y = 180 (subtract 119 on both sides)

y= 61 degree

 (y+x) is the top angle for bigger triangle

From the outer triangle , 90 + (y+x) + 17 = 180

We know y = 61

90 + (61+x) + 17 = 180

90 + 61 + x 17 = 180

168 +x = 180(subtract 168 on both sides)

x= 12 degrees



6 0
3 years ago
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