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Softa [21]
2 years ago
5

Please please please please please please help me a b c or d

Mathematics
2 answers:
DIA [1.3K]2 years ago
8 0

Answer:

Answer is 70 degree

Option b. 70 degree

Step-by-step explanation:

please mark as brainliest.

Angle QPR= 90 degree

Therfore, Angle QPS= 90-20

= 70 degree

Ganezh [65]2 years ago
5 0

Answer:

it is B.

Step-by-step explanation:

Q,P,and R is a 90 degree angle.

P,S, and R is a 20 degree angle, therefore

P,Q, and S is a 70 degree angle.

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Mashutka [201]

Answer:

a) no real solutions

Step-by-step explanation:

the discriminant (b² - 4ac) is negative which indicates no real solutions

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2 years ago
Select the correct answer from the drop-down menu.
Fittoniya [83]

Answer:

control group

Step-by-step explanation:

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1 year ago
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A company that makes? hair-care products had 7000 people try a new shampoo. Of the 7000 ?people, 42 had a mild allergic reaction
hram777 [196]

Answer: Percent of people who had a mild allergic is 0.6%.

Step-by-step explanation:

Since we have given that

Total number of people try a new shampoo = 7000

Number of people had a mild allergic reaction = 42

We need to find the "Percentage of people had a mild allergic":

Percentage of people had a mild allergic is given by

 \frac{\text{ Total number of people who had a mild allergic}}{\text{ Total number of people}}\times 100\\\\=\frac{42}{7000}\times 100\\\\=\frac{42}{70}\\\\=0.6\%

Hence, Percent of people who had a mild allergic is 0.6%.

7 0
3 years ago
Write the following as ratio and simplif 3km to 12km <br>​
lesantik [10]

Answer:

1:4

Step-by-step explanation:

3:12

((3×1):(3×4))

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(would love if you could mark me the brainliest :))

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2 years ago
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Compute each sum below. If applicable, write your answer as a fraction.
Alex777 [14]

Answer:

First equation is -425

Second equation is 11.25

Step-by-step explanation:

First equation we can write as

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computing

When i=0 -> 5 \times (-2)^0 =5

When i=1 -> 5 \times (-2)^1 = -10

...

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then replacing each term we have

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For the second equation we'll have 9 terms, solving in a similar fashion

When i=1 -> \frac{1}{4}1=0.25

When i=2 -> \frac{1}{4}2=0.50

When i=3 -> \frac{1}{4}3=0.75

...

When i=9 -> \frac{1}{4}9=2.25

So we have 0.25 + 0.50 + 0.75 + 1.00 + 1.25 + 1.50+ 1.75 +2.00 +2.25

4 0
3 years ago
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