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erastovalidia [21]
2 years ago
11

Find the value of X to the nearest tenth:

Mathematics
1 answer:
castortr0y [4]2 years ago
5 0

Answer:

13.0

Step-by-step explanation:

sin(65°) × 14.3 would give u 12.9 then u round it to the 13

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a cone has a volume of 1230.88 units cubed and a diameter of 14 units what is the height of the cone use 3.14 for pi
ANEK [815]

Answer:

h= 24

Step-by-step explanation:

v = \pi {r}^{2}  \frac{h}{3}

r =  \frac{d}{2}

r =  \frac{14}{2}

r= 7

1230.88=3.14×7^2×h/3

1230.88= 153.86h/3

h=1230.88/153.86

h= 24

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2 years ago
Find the area of each sector <br><br><br><br>3m <br>150°​
Oksanka [162]

Answer:

\frac{150}{360}  \times \pi \times {3}^{2}  \\ 2.4 \times \pi \times 9 = 11.780 {m}^{2}

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3 years ago
4x-3(x + 5) &gt; 7-4(x + 6)
I am Lyosha [343]
4x - 3(x + 5) > 7 - 4(x + 6)  |use distributive property; a(b + c) = ab + ac

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x - 15 > -4x - 17    |add 15 to both sides

x > -4x - 2    |add 4x to both sides

5x > -2    |divide both sides by 5

x > - 2/5
7 0
3 years ago
Round 2,165.413 to the nearest hundredth.
stira [4]

2,200.413 is 2,165.413 to its nearest hundredth.

4 0
3 years ago
With a 5% sale discount, the price of an item is $38.00. What was the original price?
tresset_1 [31]

Answer:40

Step-by-step explanation:

1)38/x=95/100

2)cross multiply: 3800=95x

3)divide each side by 95 (3800/95 and 95x/95)

4)simplify to get the answer

7 0
2 years ago
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