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suter [353]
3 years ago
13

Somebody help I don't understand this stuff.

Mathematics
2 answers:
valentina_108 [34]3 years ago
6 0

Answer:

Dena's answer

14ft^2

Step-by-step explanation:

Her answer is correct because area of triangle is base times height divided by two. Base is 7 and height is 4

From there, you can find the area which is 14.

hope this is correct

telo118 [61]3 years ago
6 0
Hello! hope this helps you

i did the area of the whole triangle minus the area of the dotted triangle.

Dena is right and the area is 14cm^2

:)

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4 whols and 4/5 divided by 4/5
Andre45 [30]

Answer:

6

Step-by-step explanation:

4\frac{4}{5} ÷ \frac{4}{5}

= \frac{24}{5} ÷ \frac{4}{5}

= \frac{24}{5} * \frac{5}{4}

= \frac{120}{20}

= 6

5 0
3 years ago
How can i learn multiplication in one day
nasty-shy [4]
To learn multiplication you have to practice them time after time. They are really helpful in older grades. 

- Play multiplication games 

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4 0
3 years ago
Suppose there is a 17.5 % probability that a randomly selected person aged 35 years or older is a smoker. In​ addition, there
nexus9112 [7]

Answer:

The answer is 43% or 0.43

Step-by-step explanation:

Given:

Probability that person selected aged 35years or older is a smoker = 17.5%

Probability that person selected aged 35years or older is a female comma =25.5%

Solution:

a) Probability (35yrs or older is a smoker) + probability (35years or older is a female comma)

= 17.5% + 25.5%

= 43% 0r 0.43

b) No, it would not be unusual because it is by chance, it may and it may not.

8 0
3 years ago
Read 2 more answers
Help me please!!!!!!!!!!!!!!!!
Firdavs [7]

Answer:

X=5

Step-by-step explanation:

3x+4=5x-6

3x+10=5x

10=2x

5=x

7 0
3 years ago
Read 2 more answers
A rectangular plot of land has an area of 3/2 square kilometers and a length of 3/4 kilometer. What is the width of the plot of
Harrizon [31]
2

Length x width= area
3/4 x blank= 3/2
So then you can divide area by the given length
3/2 divided by 3/4= 2
And to check your answer you would put 2 in as your width
3/4 x 2= 6/4. And 6/4 reduces to 3/2
8 0
3 years ago
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