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liberstina [14]
4 years ago
9

Free brainlyest if answer 9+10 the right way

Mathematics
2 answers:
Anna [14]4 years ago
4 0

Answer:

21

Step-by-step explanation:

19

Snowcat [4.5K]4 years ago
3 0

Answer:

19

Step-by-step explanation:

literally if this is wrong i swear

You might be interested in
What is 13 time 6 plus 3
inessss [21]

Answer:

81

Step-by-step explanation:

13 * 6 is 78

78 + 3 is 81

~hope this helps~

3 0
3 years ago
I need help with this
cestrela7 [59]

<h2><u>\bold\color{plum}\tt \: Answer  \: \:  1 :</u></h2>

Diameter = 4 cm

Radius = Diameter/2 = 2 cm

Area of circle :

= \pi{r}^{2}

= 3.14 \times 2 \times 2

= 3.14 \times 4

= 12.56 \:   {cm}^{2}

Circumference of circle :

= 2\pi r

= 2 \times 3.14 \times 2

= 12.56 \: \:   {cm}^{2}

<h2>Therefore, </h2><h3>Diameter = 4 cm</h3><h3>Radius = 2 cm</h3><h3>Area = 12.56 cm²</h3><h3>Circumference = 12.56 cm</h3>

<h2><u>\bold{\color{plum}\tt \: Answer  \: \:  2 :}</u></h2>

Circumference = 15 feet (given)

Radius :

= 2\pi  r

= 2 \times  \frac{22}{7}  \times r = 15

=  \frac{44}{7}  \times r = 15

= 44r = 15 \times 7

= 44r = 105

= r =  \frac{105}{44}

= r = 2.38 \: feet

Diameter = r×2 = 2.38 × 2 = 4.76 feet

Area :

= \pi  {r}^{2}

= 3.14 \times 2.38 \times 2.38

= 17.78 \:  {ft}^{2}

<h2>Therefore, </h2><h3>Diameter = 4.76 feet</h3><h3>Radius = 2.38 feet</h3><h3>Area = 17.78 ft²</h3><h3>Circumference = 15 feet</h3>

<h2><u>\color{plum}\tt \: Answer  \: \:  3 :</u></h2>

Diameter = 2 cm (given)

Radius = D/2 = 2/2 = 1 cm

Circumference :

= 2 \pi r

= 2 \times 3.14 \times 1

= 6.28 \: feet

Area :

= \pi  {r}^{2}

= 3.14 \times 1 \times 1

= 3.14 \:  {ft}^{2}

<h2>Therefore, </h2><h3>Diameter = 2 cm</h3><h3>Radius = 1 cm </h3><h3>Area = 3.14 ft²</h3><h3>Circumference = 6.28 feet</h3><h2 /><h2><u>\color{plum}\tt \: Answer  \: \:  4 :</u></h2>

Radius = 4.3 mm

Diameter = r×2 = 4.3 × 2 = 8.6 mm

Circumference :

= 2\pi r

= 2 \times 3.14 \times 4.3

= 27 \: mm

Area :

= \pi  {r}^{2}

= 3.14 \times 4.3 \times 4.3

= 3.14 \times 18.49

= 58.05 \:  {mm}^{2}

<h2>Therefore, </h2><h3>Diameter = 8.6 mm</h3><h3>Radius = 4.3 mm</h3><h3>Area = 58.95 mm²</h3><h3>Circumference = 27 mm</h3>
7 0
3 years ago
A cone has a volume of 120 pi cubic feet. If the radius is 3 feet, what
sergey [27]

Answer:

Step-by-step explanation:

V= 2pi^h

120=2(3,14) h

120/6,28= 19 feet

6 0
3 years ago
Ashley can ride her bicycle 15 ml in 2 hours. There are 60 minutes in 1 hour and there are 1,760 in 1 mile. How many yards does
bearhunter [10]

Answer:

220 Yards per minute

Step-by-step explanation:

15miles/2hours

**To show mph**

7.5miles/1hour ; Now you want to convert the miles into yards and the hours into minutes.

7.5*1,760/60minutes

13200/60 minutes ; now divide to show yards per minute.

220ypm


4 0
3 years ago
Answer to the best of your ability
FromTheMoon [43]
Y=x+3 is the answer. I'm always here if you need more help.
7 0
4 years ago
Read 2 more answers
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