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nalin [4]
4 years ago
10

2. For the data set of Scientist Albert, find the ratio comparing reaction to product for all pairs of values in the table. Use

the answer choices above. (1 pt) *

Mathematics
1 answer:
Kipish [7]4 years ago
3 0
The answer is b. Notice that the problem is looking for the reaction to product ratio, which is tricky because it's easy to follow the order of the column and calculate the inverse of it. Check the first ratio, 0.3/2=0.15, we can immediately choose b out of the other 4 choices.
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If you rotate a triangle 180 degrees with points of (1,2), (3,3), (1,4) what would the new points be?
alexgriva [62]

Answer: when you rotate the triangle 180 degrees the new points would be (-1,-2), (-1,-4), and (-3,-3).

Step-by-step explanation:

You simply flip the graph 180 degrees. Not that hard.

8 0
3 years ago
Geometry help please I have asked a thousand times for 4 questions
Feliz [49]
To find the superficial area of a prism you have to do base perimeter * height

So find the perimeter of the right triangle: 9+8+5 = 22 yd

Then find the superficial area 22*12 = 264 yd^2
7 0
3 years ago
CAN SOMEONE HELP ME ASAP? The density of a certain material is such that it weighs 7 ounces for every 2.5 gallons of volume. Exp
lesya [120]

Answer: Density = 0.23 tons per cubic meter.

Step-by-step explanation:

Formula : Density=\dfrac{Mass(in \ ton)}{Volume (in\ m^3)}

1 ton = 32000 ounces

⇒ 1 ounce = 0.00003125 ton

⇒  7 ounces = 7(0.00003125)=  0.00021875 ton

1 gallon = 0.00378541 cubic meter

2.5 gallons = 0.009475 cubic meter

Density= \dfrac{0.00021875}{0.009475}\text{ tons per cubic meter}

\dfrac{21875}{94750}\text{ tons per cubic meter}\approx0.23\text{ tons per cubic meter}

Hence, Density = 0.23 tons per cubic meter.

5 0
4 years ago
Read 2 more answers
You counted 28 big dogs and 20 small dogs running around at the park.
AURORKA [14]

Answer:

5:7

Step-by-step explanation:

3 0
3 years ago
Find the surface area and volume of cone. A = rs + r2 V = 1/3r2 h A cone's slant height (s) is 14 cm and its radius is 4.5 cm. S
Reptile [31]

Answer:

Surface area = 261.6cm^2

Volume = 281.2cm^3

Step-by-step explanation:

To find the surface area of our cone, we are using the formula for the surface area of a cone:

A=\pir(r+\sqrt{h^2+r^2} )

where

A is the surface area

r is the radius

h is the height

Notice that the height, radius, and slant height make a right triangle, so to find the height, h, we can use the Pythagorean theorem:

s^2=r^2+h^2

14^2=4.5^2+h^2

196=20.25+h^2

h^2=196-20.25

h^2=175.75

h=\sqrt{175.75}

h=13.26 cm

We have all we need now to find the surface area of our cone:

A=\pir(r+\sqrt{h^2+r^2} )

A=\pi(4.5)(4.5+\sqrt{13.26^2+4.5^2} )

A=261.6cm^2

Now, to find the volume of our cone, we are using the formula for the volume of a cone:

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

where

V is the volume

r is the radius

h is the height

Replacing values

V=\frac{\pi (4.5^2)(13.26)}{3}

V=281.2cm^3

We can conclude that the surface area of our cone is 261.6 square centimeters and its volume is 281.2 cubic centimeters.

7 0
3 years ago
Read 2 more answers
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