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
MAVERICK [17]
3 years ago
10

What does a letter with a line over it mean

Mathematics
1 answer:
Helga [31]3 years ago
7 0

Step-by-step explanation:

The line above the letter means "complement". If X is a set, the the complement of X (denoted by X with a line above it) is the set of all things not in X...If X is a set, then the complement of X (denoted by X with a line above it) is the set of all things not in X.

Sorry if it was complicated

You might be interested in
Is this shape correct?
grandymaker [24]

Yes,it's the correct shape.

8 0
3 years ago
What is the percent decrease from 10 to 3
iragen [17]
10 is the old value and 3 is the new value. In this case we have a negative change (decrease) of -70 percent because the new value is greater than the old value. The answer is -70 percent.
3 0
3 years ago
Trisha bought a pair of shoes for $40 and a blouse for $35. Trisha's purchases are subject to a sales tax rate of 8.75%. Includi
Margarita [4]
$40+$35=$75
75/100*8.75=6.5625
6.5625+75=81.5625
                  approximately equal to $81.56
5 0
3 years ago
2r(2.59 + 10) - 3(r + 4) + s(r - 1)?<br> equivalent?
Bumek [7]

Answer:

2.30 is going to be your anwer

Step-by-step explanation:

7 0
3 years ago
If the ratio of the length of a rectangle to its width is 9/4 and its length is 18 cm, what is the width of the rectangle?
Kruka [31]

Answer:

The width is 8

Step-by-step explanation:

if the ratio of length to width is 9 to 4. and we know the length is 18, 18 is 2 times as much as 9, so 4*2=8.                   9*2=18,4*2=8

6 0
3 years ago
Read 2 more answers
Other questions:
  • Vertical angles must:Check all that apply. A.be congruent. B.be adjacent. C.have the same vertex. D.be obtuse.
    10·1 answer
  • What is the solution to y = 0.3x for the replacement set x = {5}?
    14·1 answer
  • I need someone to help me solve this problem <br><br><br> 7/b+5=10/5
    9·2 answers
  • Pls help me with this questions​
    9·1 answer
  • Which equation represents a line that passes through (4.) and has a slope of
    15·1 answer
  • Which measurement is more precise: 12.3 meters or 16.52 meters ? ​
    9·1 answer
  • Use the distributive property to find the equivalent expression.<br> 7(8 + d) =
    14·1 answer
  • Use the the Distributive Property to expand (3y - 2z) 5. <br><br>I need HELPPP immediately​
    5·1 answer
  • Someone please help! I’ll give brainliest!!
    6·2 answers
  • What is the midpoint of AB?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!