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olga_2 [115]
3 years ago
15

First 2 answer right is marked brainliest!!

Mathematics
2 answers:
ASHA 777 [7]3 years ago
6 0

Answer:

c I think it might be c

Step-by-step explanation:

Oliga [24]3 years ago
4 0

Answer:

A) 14 because 14 to the power of 2 ( or 14 x 14 ) is 196 and -14 because its the opposite.

Step-by-step explanation:

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Which ratios are proportional to 14 : 21? Choose all answers that are correct.
Svet_ta [14]
2 : 3 (reduced by a factor of 7 from 14 : 21) and 56 : 84 (increased by a factor of 4)
4 0
3 years ago
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The histogram shows the number of cell phone calls received by Medera, a middle school student, on 10 a.m. to 10 p.m. Cell Phone
DerKrebs [107]

Answer:

A. Medera turned the phone off while playing in the soccer game

Step-by-step explanation:

3 0
2 years ago
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What is the volume of the shed?
NemiM [27]

Answer:

38 m^3

Step-by-step explanation:

The shape of the shed is a prism.

volume = area of base * height

The base of the prism is the front face of the shed. The height of the prism is the 2 m distance between the front base and the back base.

area of base = area of rectangle + area of triangle

The front base consists of a rectangle with length 5 m and width 3 m and a triangle with base 5 m and height 1.6 m

area of base = LW + (1/2)bh

area of base = (5 m)(3 m) + (1/2)(5 m)(1.6 m)

area of base = 15 m^2 + 4 m^2

area of base = 19 m^2

height of prism = 2 m

volume = area of base * height

volume = 19 m^2 * 2 m

volume = 38 m^3

3 0
3 years ago
Read 2 more answers
Michael has some coins in his pocket consisting of dimes, nickels, and pennies. He has two more nickels than dimes, and three ti
velikii [3]
X = number of dimes 
x + 2 = number of nickels
3(x + 2) = number of pennies 

10x + 5(x + 2) + 3(x + 2) = 52
10x + 5x + 10 + 3x + 6 = 52
18x = 36
x = 2

x = 2 (number of dimes)
x + 2 = 4 (number of nickels)
3(x + 2) = 12 (number of pennies)

Check:
2(10) = 20 cents in dimes
4(5) = 20 cents in nickels
12(1) = 12 cents in pennies
Total = 52 cents 
7 0
3 years ago
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the lateral area of a cone is 574 pi cm2. The radius is 19.6 cm. What is the slant height to the nearest tenth of a centimeter?
bulgar [2K]
\bf \textit{lateral area of a cone}\\\\
LA=\pi r\sqrt{r^2+h^2}~~
\begin{cases}
r=radius\\
\sqrt{r^2+h^2}=slant~height\\
-----------\\
LA=574\pi \\
r=19.6
\end{cases}
\\\\\\
574\pi =\pi (19.6)\sqrt{r^2+h^2}\implies \cfrac{574\pi }{19.6\pi }=\sqrt{r^2+h^2}
\\\\\\
\cfrac{574}{19.6}=\sqrt{r^2+h^2}
5 0
3 years ago
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