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alex41 [277]
3 years ago
14

Please answer 4 ( will give brainlst )

Mathematics
1 answer:
EleoNora [17]3 years ago
7 0

Answer:

ITS C

Step-by-step explanation

DONT KNOW HOW TO EXPLAIN

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thank you for hurrying here is the very last one Explain how you would find the perimeter of this triangle.
Lena [83]

Step-by-step explanation:

Use the method of TOA CAH SOH.

tan(51.3) =  \frac{opp}{adj}  \\  \tan(51.3)  =  \frac{u}{4}  \\ u = 4 \tan(51.3)

cos(51.3)  =  \frac{adj}{hypo}  \\  \cos(51.3)  =  \frac{4}{v}  \\ v \cos(51.3)  = 4 \\ v =  \frac{4}{ \cos(51.3) }

Perimeter of triangle = Sum of all sides =

u \:  +  \: v + 4

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3 years ago
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(x2y-3y2+5xy2)-(-x2y+3xy2-3y2)
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A dilation produces a larger figure. Which is a possible scale factor? 0 Three-fourths 1 5.
laiz [17]

Answer:

5

Step-by-step explanation:

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2 years ago
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Kari bought 3 gallons of milk that cost $2 70 per gallon What was the total cost of the milk? Enter your answer in the box​
Alla [95]

Answer:

$8.10

Step-by-step explanation:

2.70+2.70+2.70=$8.10

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A bag has 5 yellow marbles, 3 red marbles and 2 blue marbles. Quinn randomly picks a marble from the bag and returns it before a
agasfer [191]

Answer:

Quinn can expect to pick blue 40 times

Step-by-step explanation:

the probability of picking blue is stated as 2/10 which can be reduced to 1/5

multiply the number of times they pick a marble ( shown as 200) by the probability of picking a blue one ( 1/5)

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Quinn can expect to pick blue 40 times

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2 years ago
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