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Scorpion4ik [409]
3 years ago
7

Morgan has completed the mathematical statements shown below. Which statements are true regarding these formulas? Check all that

apply.
A=pi·r² and C=2·pi·r
A=pi·r·r and C=pi·r·2
A=(pi·r)·r and C=(pi·r)·2
-The numerical values of the area and circumference are equal when r=2
-The numerical value of the area is less than the numerical value of the circumference when r<2
-The numerical value of the area is greater than the numerical value of the circumference when r>2
-The numerical value of the area is less than the numerical value of the circumference when r>2
-The numerical value of the area is greater than the numerical value of the circumference when r>2
Mathematics
2 answers:
Mashcka [7]3 years ago
8 0
The last expression is the best to look at. That is;
A = (pi.r)r and C = (pi.r)2

Comparing the multipliers r and 2;

If
r is equal to 2, then values of area and circumference are equal.
r is greater than 2, then the value of area will be smaller than that of the circumference.
r is smaller than 2, then the value of area is smaller than that of the circumference.

Therefore, statements 1, 2, 3, and 5 (fifth statement is similar to statement 3) are true.
nikklg [1K]3 years ago
8 0

Answer:

i have no idea whattv the answer is sorry

Step-by-step explanation:

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You have quarters and dimes that total $2.80. your friend says it is possible that the number of quarters is 8 more than the num
ss7ja [257]
To answer this question, you need to know that a quarter is worth $0.25 and dimes worth $0.10. In this case, the total number of money that made from quarters and dimes is $2.80
With Q=quarter and D=dime, then the equation should be:
2.80= 0.25 Q + 0.10 D

The condition that needs to be fulfilled in this case is that the quarter should be 8 more than dimes. Then you need to find out the highest possible number of the quarter and lowest possible number of the dimes.  
If you divide 2.8 with 0.25 you will found it will be 11.2 but 11 quarter will result with 0.05 value which you cannot remove, so the highest possible of the quarter should be 10.
If the highest possible of the quarter is 10, then the lowest possible of dimes should be:
2.8= 0.25(10) + 0.10D
0.10D= 0.3
D=3

Since 10-3 is 7, then it is not possible for the quarter to be 8 more than the dimes.
4 0
3 years ago
HELP PLEASE THANK YOU! :) 50 POINTS !!!!!!!1
a_sh-v [17]

Answer:  0.88

Step-by-step explanation:  

Let C is the event of drinking coffee, T is the event of drinking tea and M is the event of drinking milk.

Thus, when we make the Venn diagram of the given situation according to the given information,

Total number of people = 50

Number of people who like coffee, tea and milk = 19

Number of people who like coffee, tea but not milk = 16

Number of people who like coffee, milk but not tea = 2

Number of people who like tea, milk but not coffee = 5

Thus, the number of people who like tea only = Total people - (people who like coffee, tea but not milk + people who like coffee, tea and milk + the one who only like tea and milk but not coffee)

= 50 - ( 16 + 19 + 5) = 50 - 46 = 4

Thus, Total number of the person who like milk = 16 + 19 + 5 + 4 = 44

⇒ Probability that this person likes tea = \frac{\text{ Total person who like to drink milk}}{\text{ Total number of people}} = \frac{44}{50} = 0.88





3 0
4 years ago
8
STatiana [176]

Answer:

(e^3 / e^2n)

Step-by-step explanation:

isn't this the same question

5 0
3 years ago
Why do you need fewer inches than centimeters to measure the length of the key
kirill [66]
Inches and centimeters are different units of measurement, one English, one metric.  Converting from one to the other requires use of a conversion factor.
One such factor can be derived from    1 inch = 2.54 cm.  This means that one inch is 2.54 times longer than one cm.
6 0
3 years ago
If a shopkeeper sells an article for $440 and loses 12% on the sale, find his cost price.
worty [1.4K]

Step-by-step explanation:

440÷100×12

52.8

440-52.8

387.2

MARK ME BRAINLIEST PLSSSSSS

4 0
3 years ago
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