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Dmitry [639]
3 years ago
5

If a=3 what is the value of 2a^2

Mathematics
1 answer:
ANTONII [103]3 years ago
8 0

Answer:

18

Step-by-step explanation:

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What is the perimeter of triangle UVW
lara [203]
Count how much spaces from one point on the end of the line to the other.

Line VU has 9 units
Line VW has 12 units
Line UW has: 

a² + b² = c²
9² + 12² = c²
81 + 144 = c²
c² = 225
√c² = √225
c = 15
Line UW has: 15 units

Now add all the units together to get the perimeter:

9 + 12 + 15 = 
21 + 15 = 
36

36 is your answer

hope this helps
8 0
3 years ago
Solve −4 = −(−k − 86)+10
kvasek [131]
K= 100
 
You use distributive property 
<span>
Step 1: </span><span>−(−k)−1(−86)+10=−4

Step 2: </span><span>k−1(−86)+10=−4

Step 3: </span><span>k+86+10=−4

Step 4: </span><span>k+96=−4

Step 5:  </span><span>k=−96−4

Step 6:  </span><span>Subtract </span>4<span> from </span><span>−96</span><span> to get </span><span><span><span>−100</span>.</span></span>
3 0
3 years ago
Read 2 more answers
effren recorded the number of students in each class level at highschool.based on his findings,what is the probability that a ra
eimsori [14]
The answer is C) 3/10
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3 years ago
the gross monthly salary of a manager is $5875. Calculate her net annual salary after deductions of $976 were made monthly​
Sergio039 [100]

Answer:

Her net annual salary is of $58,788

Step-by-step explanation:

The gross monthly salary is the salary earned before deductions are applied.

The net monthly salary is the salary after deductions are applied.

In this problem:

Gross monthly salary of a manager is $5875.

Deductions of $976

So net monthly salary = 5875 - 976 = $4899

Net yearly salary:

An year has 12 months. So

12*$4899 = $58,788

Her net annual salary is of $58,788

7 0
3 years ago
If wheel A rotates with constant angular velocity
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Answer:

Step-by-step explanation:

hoi

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