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Nadusha1986 [10]
3 years ago
5

Triangle ABC is a sketch of a triangular flower bed that has an area of 65.1 square feet.

Mathematics
1 answer:
LiRa [457]3 years ago
7 0

Answer:

40 ft

Step-by-step explanation:

Triangle ABC is given by AB = 13 ft, BC = 10 ft, ∠ACB = 50° and AC = b. Let AB = a = 13 ft, BC = c = 10 ft

Since two sides are given and one angle is given, to find the other side, we use the cosine formula. The cosine formula is given by:

c^2=a^2+b^2-2abcos(C)\\b^2=c^2-a^2+2abcos(C)\\substituting\ values:\\b^2=13^2-10^2+2*10*bcos(50)\\b^2=169-100+12.86b\\b^2-12.86b=69\\b^2-12.86b-69=0\\ solving\ simultaneously\ gives:\\b=16.93\ ft

The perimeter of the triangle is given by:

Perimeter = AB + BC + AC = 13 + 10 +16.93 = 39.93 ft ≈ 40 ft

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Yes its right
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2 years ago
How to write 4/6 in unit fraction
omeli [17]
U write it as 1/6+1/6+1/6+1/6=4/6 
5 0
2 years ago
Which table represents a linear function? Which quadratic function is represented by the graph?
IgorC [24]

The first table is a quadratic function while the second table is a linear function.

<h3>How to Interpret Function Tables?</h3>

1) For the first table, we have;

x y

0 5

1 0

2 -3

3 -4

4 -3

x = 2  and x = 4 have same value of y = -3  and as such it will be a Quadratic Function.

y = x²  - 6x + 5

2) For the second table, we have;

x y

2 5

5 14

6 17

8 23

10 29

This table is a Linear function because  slope is same and equal to 3 all through. Thus, the equation is y = 3x - 1  

3) For the third table, we have;

x y

-3 8

-2 4

-1 2

0 1

1 0.5

This is an exponential function because equation can be modelled by;

y = 2⁻ˣ

Read more about Function Tables at; brainly.com/question/3632175

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4 0
1 year ago
A project has three paths and a desired completion time of 43 days. The first path has a 70 percent probability of being complet
8090 [49]

Answer: The required probability is 0.82.

Step-by-step explanation:

Since we have given that

Number of projects = 3

So, probability of getting each project = \dfrac{1}{3}

Probability of first path being completed in 43 days = 0.7

Probability of second path being completed in 43 days = 0.85

Probability of third path being completed in 43 days = 0.90

So, Probability that the project will be completed on time would be

\dfrac{1}{3}(0.7+0.85+0.90)\\\\=\dfrac{1}{3}\times 2.45\\\\=0.82

Hence, the required probability is 0.82.

3 0
3 years ago
4.5cm
xz_007 [3.2K]

Answer: what exactly are you looking for? An answer or are you explaining this I’m confused? I’m more than happy to help if you explain what’s going on.

Step-by-step explanation:

8 0
3 years ago
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