1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
ArbitrLikvidat [17]
2 years ago
9

A 2.1 cm 2.9 cm Find the value of a.

Mathematics
1 answer:
andreev551 [17]2 years ago
3 0

Step-by-step explanation:

a =  \sqrt{ {2.9}^{2} -  {2.1}^{2}  } =  \\  =  \sqrt{8.41 -4.41 }   =  \\  \sqrt{4 }  = 2

You might be interested in
UMMMMMM ANYWAYSSSSSSSSSSSSSSSSSS
SashulF [63]

Answer:

anywaysssssssssssssssssss!!!!!!!!!!!!

Step-by-step explanation:

3 0
2 years ago
What's the domain (-2,6),(-5,-11),(3,7),(-5,0)
kodGreya [7K]

The domain is all the x values (range is y values). Remember to put the x values in numerical order.

So: Domain = {-5, -5, -2, 3}.

3 0
3 years ago
Read 2 more answers
The price of parking for 2 hours or less at the airport is increasing
fredd [130]

Answer:

it increased 50%

Step-by-step explanation:

5 / 2.5 = 2

100 / 2 = 50%

5 0
3 years ago
Read 2 more answers
A ratio of shirts to belts in a persons closet is 3:2 if there are 24 shirts in the closet how many belts are in the closet?
Lera25 [3.4K]

Answer: there are 16 belts.

Step-by-step explanation: because

6 0
2 years ago
Read 2 more answers
If a card is picked at random from a standard 52-card deck, what is the probability of getting a spade or a 8
g100num [7]

Answer:

1/4, 25%, or 0.25

Step-by-step explanation:

Therefore, as each suit contains 13 cards, and the deck is split up into 4 suits, that leaves us with a 13/52 chance to pick a spade.

That fraction is equivalent to 1/4, so that leaves us with a probability of picking a spade at:

1/4, 25%, or 0.25

8 0
3 years ago
Other questions:
  • The length of a rectangle is 5m longer than its width. If the perimeter of the rectangle is 66m , find its length and width.
    13·1 answer
  • What the fraction or mixed number of 3.4
    15·2 answers
  • Which algebraic expression is a polynomial with a degree of 4? 5x4 + StartRoot 4 x EndRoot x5 – 6x4 + 14x3 + x2 9x4 – x3 – Start
    9·2 answers
  • If Ricky has 3 times as many nickels as dimes and they have a combined value of 150 cents, how many of
    11·1 answer
  • Y=4.76x what is the constant of proportionality
    5·1 answer
  • Solve the equation for the unknown variable.
    13·1 answer
  • Which operation should you perform first when you simplify the expression below?
    5·2 answers
  • Pls help for 10 pts
    11·1 answer
  • May you help me with this❤️
    7·2 answers
  • What is the greatest common factor (GCF) of 28 and 36
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!