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bearhunter [10]
2 years ago
7

what is the distance around a triangle that has sides measuring 2 1/8 feet, 3 1/2 feet, and 2 1/2 feet?

Mathematics
3 answers:
andreyandreev [35.5K]2 years ago
6 0

Answer:

8\frac{1}{8}

Step-by-step explanation:

The sides of the triangle are 2 \frac{1}{8} \:\text{feet} , 3 \frac{1}{2} \:\text{feet}, and 2 \frac{1}{2} \:\text{feet}

We need to find the distance around a triangle, so we have to add all the three sides.

So, the distance around a triangle is 2 \frac{1}{8}+3 \frac{1}{2}+2 \frac{1}{2}

=2+3+2+\frac{1}{8} +\frac{1}{2} +\frac{1}{2}

=7+1+\frac{1}{8}

=8+\frac{1}{8}

=8\frac{1}{8} feet

Hence, the distance around a triangle that has sides measuring 2 \frac{1}{8} \:\text{feet} , 3 \frac{1}{2} \:\text{feet}, and 2 \frac{1}{2} \:\text{feet} is 8\frac{1}{8} feet.

Guest
1 year ago
The answer is correct
Vlad1618 [11]2 years ago
5 0
7 and 1/8. all you need to do is add these together by getting a common denominator of eight
Guest1 year ago
0 0

The answer is 8 1/8

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Gala2k [10]

Answer: 75 students.

Step-by-step explanation:

In the data set we have a total of 10 + 8 + 7 + 5 = 30 students.

of those, 10 want to go to the park, the percentage is:

(10/30)*100% = 33.3%

Then, out of the 225, we can expect that a 33.3% (or 0.333 in decimal form) want to go to the park, this is:

N = 225*0.333% = 74.925

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So Sally can expect that 75 students want to go to the park

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2 years ago
Mr. Scott uses an 8 GB flash drive to store his files for his classroom. His principal buys him a new 64 GB flash drive. What is
katovenus [111]

Answer:

12.5%

Step-by-step explanation:

8 / 64*100 =

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4 0
2 years ago
Read 2 more answers
Harmony earns a \$42{,}000$42,000dollar sign, 42, comma, 000 salary in the first year of her career. Each year, she gets a 4\%4%
saveliy_v [14]

Answer:

FV(n)=42,000(1.04)^n

Step-by-step explanation:

FV=PV(1+r/n)^nt

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PV=present value

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t=time (years)

PV=42,000

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n=1

t=n

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2 years ago
Janice needs to re-shingle the roof of her house. One bundle of shingles costs $35.99 and covers 2.25 m2.
larisa [96]
To calculate the number of shingles, we first calculate for the total area of the roof of Janice's house. From the figure, we can calculate the area of the two shapes: pyramid and a rectangular prism.

A(pyramid) = lw+l√[(w/2)²+h²]+w√[(l/2)²+h²]
A = 208 m²
A(prism) = 2(wl+hl+hw)
A = 293 m²

Total area = 501 m²

Number of shingles she needs = 501 m² / 2.25 m² =<span> 223</span><span>
</span>
7 0
2 years ago
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Oksanka [162]
We are tasked to solved for the length of the ramp having an inclination of 15 degrees with the ground and 10 feet from the end of the ramp to the base of the building of the ground. Using trigonometric properties, we have a formula given an angle and the its opposite sides which is,
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hypothenuse would be the distance or the length of the ramp.
so we have,
sin(15)=10/hypothenuse
Cross-multiply, we have,
hypothenuse=10/sin(15)
using scientific calculator having a DEG mode,
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Rounding of in nearest tenth we get,
hypothenuse=38.6 ft
Therefore, the ramp is 38.6 ft long
3 0
2 years ago
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