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notka56 [123]
3 years ago
10

The legs of a right triangle are 3 units and 7 units. What is the length of the hypotenuse? Round your answer to the nearest hun

dredth.
4.00 units
5.00 units
6.32 units
7.62 units
Mathematics
2 answers:
Maksim231197 [3]3 years ago
6 0

it would be 6.32 units

marysya [2.9K]3 years ago
6 0

Answer:

7.62

Step-by-step explanation:

The formula for the Pythagorean Theorem is a^2 + b^2 = c^2

If we input the number 3 and 7 into the equation, we get 3^2 + 7^2 = c^2

3^2 is 9, and 7^2 is 49, and 49 + 9 is 58

The square root of 58 is 7.62

Sorry that I'm late, I hope this can help someone in the future!

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Mary is caring for 25 animals while her neighbors are on vacation. The number of cows is 3 greater than the number of pigs. How
VashaNatasha [74]
To solve, you make a systems of equation:
x+(x+3)=25, the x representing the number of pigs. Since there is no multiplication and following the order of operations, you add the x’s to get 2x+3=25. Then, you subtract 3 from both sides to get 2x=22, then divide by 2 on both sides to isolate the variable. Therefore, x=11 and Mary is taking care of 11 pigs.
3 0
3 years ago
In a reforestation program, 4250 seedlings were planted. Three times as many hemlocks as spruces were planted. The number of oak
Mariana [72]

Answer:

The number of :  Spruce planted is  700

                            :Oaks  planted is  1450

                            :Hemlocks planted  is 2100

Step-by-step explanation:

Let the number of spruce planted = k

So,the number of hemlocks planted =  3k

And, the number of oaks planted = 50 + 2k

Total saplings planted = 4250

Now, Total saplings planted = Number of { spruce planted + oaks planted + hemlocks planted}

or, 4250 = k + 3k + (50 +2k)

⇒ 4250 - 50 = 6k

or, 6k = 4200

⇒ k =  (4200 / 6)  = 700  ⇒ k = 700

So, the number of spruce planted = 700

Number of Oaks planted = 50 + 2k = 50 + 1400 = 1450

ans, the number of hemlocks planted= 3k = 3 x 700 = 2100

6 0
3 years ago
HELP PLEASE Find the center and radius of the circle.
mixas84 [53]

Answer:

Centre: (-4,1)

Radius: 5

Step-by-step explanation:

h = -8/2 = -4

k = -(-2)/2 = 1

(-4)² + 1² - (-8) = r²

r² = 25

r = 5

5 0
3 years ago
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She will need a 46 % on her next quiz
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3 years ago
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Firlakuza [10]
I am pretty sure that the answer is
11.61
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