3 years ago

How do the drawings help you compare the numbers ?

Mathematics

1 answer:

Elis [28]3 years ago

6 0

Drawing help you because you don't have to just think it in your head you can just write it out with out messing up

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find the equation of a line that passes through (-3,1) and (-1,-2) and write it in standard form. please help me !

Savatey [412]

Find the slope first
slope=(2-1)/(-1+3)=1/4=.25

now use the slope and either point to write in point slope form
y-1=.25(x-2)
y-1=¼x-½

to rationalize all the denominators multiply by the last common multiple, here we get 4
4y-4=x-2

then put in the correct order

x-4y=-2

8 0

3 years ago

The formula is: <img src="https://tex.z-dn.net/?f=v%20%3D%20%20%5Cfrac%7B4%7D%7B3%7D%5Cpi%20%7Br%7D%5E%7B3%7D%20" id="TexFor

uranmaximum [27]

Answer:

Volume of hemisphere=

$\frac{2}{3} \pi {r}^{3}$

Volume of sphere=

$\frac{4}{3} \pi {r}^{3}$

Step-by-step explanation:

$\frac{2}{3} \times \frac{22}{7} \times {8}^{3}$

Using calculator=

1072.761905

Round to the nearest tenth=

1072.8

5 0

3 years ago

A rectangular picture has dimensions x and x + 10. The picture is in a frame 2 inches wide. The total area of the picture and th

GREYUIT [131]

Answer:

Step-by-step explanation:

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3 years ago

What is the area of a circle with a radius of 10 feet? (Use 3.14 for ρ.)

bekas [8.4K]

Answer:

The area of a circle = 314 sq. ft

Step-by-step explanation:

Given:

Radius = 10 ft

pi = 3.14

To Find:

The area of a circle = ?

Solution:

A = pi x r^2

A = 3.14 x (10)^2

A = 3.14 x 100

A = 314 sq. ft

Therefore,

The area of a circle = 314 sq. ft

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2 years ago

PLSSS ANSWERRR HAVE TO HAVE IT DONE IN 10 MIN

sladkih [1.3K]

Answer:

466.2 ft²

Step-by-step explanation:

10x24=240

1/2 $\pi$ 12²=226.194671

240+226.194671=466.194671

3 0

3 years ago