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tangare [24]
3 years ago
10

Help me with this (number 4 and 6)

Mathematics
1 answer:
Tju [1.3M]3 years ago
8 0
#4
If the circumference of the first circle is 24 cm, what is the diameter of this circle?  The formula for circumference applicable here is C = pi*d.

Let C = pi*d = 24 cm and solve this for the diameter, d:
       
         24 cm
d = --------------- = 7.639 cm (answer to the nearest millimeter)
          3.14159
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Which expression is equivalent to the given expression?
Inessa05 [86]

Answer:

C

Step-by-step explanation:

Using the rules of logarithms

loga + logb = log(ab)

loga - logb = log(\frac{a}{b} )

logx^{n} ⇔ nlogx

Given

4lnx + ln3 - lnx

= 3lnx + ln3

= lnx³ + ln3

= ln(x³ × 3)

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8 0
3 years ago
If ying zyiyu covered the first 200 miles of a trip going at 50 mph and the last hundred miles going at 40 mph, what was his ave
scZoUnD [109]
Thank you for posting your question here at brainly. We find the answer by using mean (or average) when we use mean we add both together and divide by how many numbers we add. So 50 + 40 = 90. 90 / 2 = 45. So 45 is the average speed he traveled at the whole trip. 45 is your answer
7 0
3 years ago
What is 45 * 89 + 67 <55 - 56 =
gladu [14]

Answer:

False

Step-by-step explanation:

Use the order of operations

45 * 89 = 4005

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The answer is false.

4 0
4 years ago
Read 2 more answers
Marta drew a rectangular poster.
lilavasa [31]

Answer:

1/2 yard

Step-by-step explanation:

Multiply the top numbers (the numerators). Which would give you 6.

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Simplify the fraction if needed. 6/12 can be simplified down to 1/2

7 0
3 years ago
Find the diameter of a circle whose circumference is 62.8 feet use 3.14 for pie
Alexeev081 [22]
The circumference of the circle can be calculated using the following rule:
circumference = 2*pi*radius
We are given that:
circumference = 62.8 ft
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62.8 = 2*3.14*radius
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Now, diameter of a circle is twice its radius, therefore,
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4 0
3 years ago
Read 2 more answers
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