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Lilit [14]
2 years ago
15

A square sand box has an area of 58 square meters. Which is the best estimate of the length of one side of the sand box ?

Mathematics
1 answer:
Dvinal [7]2 years ago
6 0

Answer:

Step-by-step explanation:

A 8.0

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A triangle has one side that is 31 inches long and a second side that is 44 inches long. The least possible length of the third
daser333 [38]

Answer:

The lowest length on the third side is less that 30 and the largest is between 40 and 30

Step-by-step explanation:

5 0
3 years ago
Easy math question. BRAINLIEST FOR FIRST ANSWER!!! btw you can pick more than one answer
Dvinal [7]
Number two and five are probably the right answer
7 0
2 years ago
Read 2 more answers
Samantha's college runs on a trimester schedule so she receives a bill 3 times a year for tuition. Each trimester costs 1,450 an
Marina86 [1]

Answer:

$89100

Step-by-step explanation:

Given data

Each trimester costs=$1,450

time taken to complete degree= 2 years

In 1 years, she will pay = 14500*3=  $43500

In 1 years, she will pay =$43500*2=  $87000 in tuition

The average costs for books each trimester is 350$

In 1 years, she will pay =  350*3=  $1050

In 1 years, she will pay =$1050*2=  $2100 for books

In all she will pay

87000+2100=$89100

7 0
3 years ago
The graph below shows the value of Edna's profits f(t), in dollars, after t months:
kifflom [539]
The easiest way to find the average rate of change is with the formula:
( y 2 - y 1 ) / ( x 2 - x 1 )
We have to find the average rate of change from the 18th month to the 21st month. So: y2 = 41.25, y 1 = 0,  x 2 = 21, x 1 = 18;
( 41.25 - 0 ) / ( 21 - 18 ) = 41.25 / 3 = 13.75
Answer:
c. 13.75 dollars per month.
8 0
3 years ago
Read 2 more answers
2. The area of the base of the cone is 64π cm2 and the altitude is 6 cm. Calculate the cone: (a) the length of the constituent;(
andriy [413]

Answer: We have to calculate the (i) volume and (ii) the surface area of the cone:

\begin{gathered} A=\pi r^2+\pi rl\rightarrow(1) \\  \\ V=\pi r^2\frac{h}{3}\rightarrow(2) \end{gathered}

The formula (1) is for the lateral surface of the cone and the formula (2) is for the volume of the cone, the unknowns are determined as follows:

\begin{gathered} r=\sqrt{\frac{64\pi}{\pi}}=8cm \\  \\ r=8cm \\  \\ l=\sqrt{r^2+h^2}=\sqrt{(8cm)^2+(6cm)^2} \\  \\ l=\sqrt{100}=10 \\  \\ l=10 \end{gathered}

Therefore the volume and the lateral surface area is calculated as follows:

\begin{gathered} \begin{equation*} A=\pi r^2+\pi rl \end{equation*} \\  \\ A=\pi(8)^2+\pi(8)(10) \\  \\ A=144\pi cm^2\Rightarrow(x) \\  \\ \begin{equation*} V=\pi r^2\frac{h}{3} \end{equation*} \\  \\ V=\pi(8cm)^2\frac{6cm}{3} \\  \\ V=128\pi cm^3\Rightarrow(y) \end{gathered}

Therefore x and y are the answers.

5 0
1 year ago
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