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erik [133]
3 years ago
13

The radius of a sphere measures 2 units. What is its surface area? S = 4nr2 S = 4n(2)2 Surface area = 16 square units​

Mathematics
1 answer:
garri49 [273]3 years ago
6 0

Answer:

50.24 sq. units

Step-by-step explanation:

S = 4πr² = 4×3.14× 2² = 3.14 × 16 = 50.24 sq. units

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Emaan charges a fixed amount for a bracelet, with an additional charge for each charm a customer adds to the bracelet. Write a l
DIA [1.3K]

Answer:

f(x) = y + (x*p)

Step-by-step explanation:

Since we are not given actual values we will need to make the function with only variables. Each variable will represent the following...

Fixed Cost: y

Cost per charm: p

Number of charms: x

Therefore, using the variables mentioned above we can combine them into the following linear function using the number of charms as our main input for our function...

f(x) = y + (x*p)

6 0
3 years ago
ABCD is a rectangle. What is the value of x? A 56 m B 65 m Xm C​
nalin [4]

Answer:

ABCD is a rectangle. What is the value of x? A 56 m B 65 m Xm C

3 0
3 years ago
80 houses are build 50 have 2 car garage 40 have swimming pool and 35 have bouth how much have none
kow [346]
30 should be the correct answer
 
4 0
3 years ago
Which ordered pair (a,b) is a solution to the given system of linear equations.
egoroff_w [7]

Answer:

A. (-13,-3)

Step-by-step explanation:

Solve the system of two equations:

\left\{\begin{array}{l}-2a+3b=14\\a-4b=3\end{array}\right.

From the second equation:

a=3+4b

Substitute it into the first equation:

-2(3+4b)+3b=14\\ \\-6-8b+3b=14\\ \\-8b+3b=14+6\\ \\-5b=20\\ \\5b=-20\\ \\b=-4

So,

a=3+4b=3+4\cdot (-4)=3-16=-13

The solution is (-13,-4)

6 0
3 years ago
Read 2 more answers
Linda is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices.
MA_775_DIABLO [31]

Answer: as company A charges a fix amount $93 for any distance and company B charges variable amount starting from $65.there will be a certain mileage after that the amount charged by company B should be greater than company A.

let for greater than m mileage company A will

charge less than company B.

 

charge for company A for m mileage= $93

charge for company B for m mileage= $65 + $0.70*m

 

so,

   93  ≤ 65+0.70*m

93-65 ≤ 65+0.70*m -65

  28   ≤ 0.70*m

28*10 ≤ 7 *m

280     ≤ 7m

280/7  ≤ 7m/7

    40  ≤ m

Ans: greater than 40 mileage  Company A will charge less than Company B

Step-by-step explanation:

5 0
3 years ago
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