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Aleksandr-060686 [28]
2 years ago
7

I need answers asap

Mathematics
1 answer:
trasher [3.6K]2 years ago
6 0

Answer:

C. always true

Step-by-step explanation:

<1  and <4 from a straight line and a straight line is always 180 degrees so

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2. Sheldon was doing a science experiment about temperature. He first measured the
Burka [1]

Answer:

Temperature dropped by 28°C in two hours

Step-by-step explanation:

<u>Initial measurement:</u>

  • t = 17°C

<u>Measurement 2 hours later:</u>

  • t = - 11°C

<u>The difference:</u>

  • -11°C - 17°C = -28°C

Temperature dropped by 28°C in two hours

7 0
3 years ago
I can not figure this out for anything. pls help me.
bixtya [17]
Maybe B but let me check better.
4 0
4 years ago
PLEASE HELP ME ASAP !!!!!
Schach [20]

Answer:

Step-by-step explanation:

1a) the y intercept, or 20

b) from 0 weeks to 1 week the difference is 10

c) its y=mx+b m is the slope(difference) and b is the y-int so y = 10x+20

2a) the y int, is the same as the x(number of games played) being zero, so here it is 25

2b) after 3 games it was a loss of 1.50 !!! IMPORTANT !! after THREE weeks, so its 1.5/3=0.5 amount on card per week

2c) (ref 1c) but with that same formula/equation - we get y=0.5x+25

3 0
3 years ago
What is the volume of a cylinder, in cubic centimeters, with a height of 7 centimeters
devlian [24]

Answer:

The volume of a cylinder is 1782\ cm^3.

Step-by-step explanation:

We have,

Height of cylinder, h = 7 cm

Diameter of cylinder, d = 18 cm

Radius, r = 9 cm

It is required to find volume of cylinder. The formula of the volume of cylinder is given by :

V=\pi r^2h\\\\V=\dfrac{22}{7}\times (9)^2\times 7\\\\V=1782\ cm^3

So, the volume of a cylinder is 1782\ cm^3.

3 0
4 years ago
What shows how many molecules there are of a chemical formula? ​
olga nikolaevna [1]

Answer:

no of moles = mass / molar mass

1 mole = 6.02 *10^23 molecules

I don't know if that helped

5 0
3 years ago
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