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Oxana [17]
3 years ago
13

Use Heron’s Formula, that is, the area of a triangle is , where the triangle contains sides a, b and c and to find the area of t

he triangle with side lengths: .a=7/2 b=4/3 c=9/4
Mathematics
1 answer:
Maslowich3 years ago
3 0

Answer:

Area: T = 0.649

Step-by-step explanation:

Sides: a = 3.5   b = 1.333   c = 2.25

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Evaluate the expreesion 41
irakobra [83]

Answer:

i'm pretty sure 41  is not an expression

Step-by-step explanation:

7 0
3 years ago
There are three blue marvels and five red marvels in a bag you randomly select a marble and put it it back in the back if you do
olga nikolaevna [1]

Answer:

25 times

Explanation:

Blue Marvels: 3

Red Marvels: 5

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Probability: favorable outcomes/total outcomes

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After Doing 40 times:

= 5/8 × 40

= 25

7 0
2 years ago
What two variables are used most often in 2-variable equations?
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I believe it is x and y
8 0
3 years ago
AB ← → is tangent to circle O at point A. If m∠AOB = 55°, what is m∠ABO ?
AlladinOne [14]
A tangent forms a right angle with the centre of circle at the point it touches the circumference. i.e. OAB = 90 degrees
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3 0
3 years ago
Read 2 more answers
A manufacturer of electronic components is interested in determining the lifetime of a certain type of battery. A sample, in hou
Eva8 [605]

(a.)

Mean= sum / n

Mean= (123+116+122+110+175+126+125+111+118+117) / 10

Mean=1243 / 10

Mean= 124.3

Median:

Rearranged the data in order first

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118 and 122 are at the middle

Median=1/2(n1 + n2)

Median=1/2(118+122)

Median=240/2

Median= 120

(b) 175 is the larger than the others value and larger than the mean, so it is the substantial difference between the mean and the highest value (175).

8 0
3 years ago
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