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Ratling [72]
3 years ago
9

Coins were developed as a medium of exchange because other items like cows, grain, and land were more difficult to move from pla

ce to place;
true
false
Mathematics
2 answers:
Illusion [34]3 years ago
7 0
The correct answer is False
CaHeK987 [17]3 years ago
4 0

i would say false

thisis because well im not sure someone just told me this


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Christa wrote 1 page in 2/3 hour. Which is Christa's writing rate per hour?
Fantom [35]

Answer:

3/2 pages per hour

Step-by-step explanation:

1 : 2/3

= 3/2 : 1

3 0
3 years ago
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I need help pleaseeeee Prove that: 12^13–12^12+12^11 is divisible by 7 and 19. BTW in format ______*7*19 :D
iragen [17]

Each term has a common divisor of 12^{11}:

12^{13}-12^{12}+12^{11}=12^{11}(12^2-12+1)=12^{11}\cdot133

133 = 7*19, so the number in the blanks is 12^{11}.

3 0
3 years ago
Elijah earned $476.00 at his job when he worked for 20 hours. What did he earn in one hour?​
katovenus [111]

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23.80

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3 years ago
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The lengths of two sides of a triangle are 4 cm 4 cm and 20 cm . 20 cm. Identify the correct pair of measures between which the
Gennadij [26K]

Answer:

I think what you meant to say is "If a triangle has 2 sides that are 4 cm and 20 cm, what are the possible lengths of the third side?"

Basically, when given 2 sides of a triangle, the third side must be GREATER  than the DIFFERENCE of the other 2 sides and LESS than the SUM of the other 2 sides.

difference = 16 cm

sum = 24 cm

So, the third side must be greater than 16 cm and less than 24 cm

Step-by-step explanation:

4 0
3 years ago
I PROMISE I WILL LET EVERYBODY KNOW WHAT GRADE I GET WHEN I KNOW
makkiz [27]

Answer:

are those 3 different question of just one?

Step-by-step explanation:

6 0
3 years ago
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