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
Sav [38]
3 years ago
11

A square is cut out of a copper sheet. Two straight scratches on the surface of the square intersect forming an angle. The squar

e is heated uniformly. As a result, the angle between the scratches
a) increases
b) decreases
c) stays the same
d) The answer depends on whether θ is an acute or obtuse angle.
Mathematics
1 answer:
ArbitrLikvidat [17]3 years ago
5 0

Answer:

(c) Stay the same

Step-by-step explanation:

Final angle will be same as initial angle. But length of lines will increase in both direction proportionally.

However any normal curve(closed or open ) will remain proportional to initial one. It is like a Zooming or magnifying of object.

You might be interested in
For 5 through 8, write a statistical question that could be used to gather data on each topic. 5. Distances members of the track
MaRussiya [10]

Step-by-step explanation:

We must ask a question that your answer corresponds to each of the topics in the statement, therefore we will review each one:

5. Distances members of the track team jogged last week

How far did you run last week?

6. Numbers of letters in name of street you live on

How many letters are there in the name of your street?

7. Cost of a restaurant dinner

How much did you pay for dinner?

8. Numbers of cars of different colors in a parking lot

What color is your car?

5 0
3 years ago
[Question Deleted 5/15/2021]
pav-90 [236]

[Question Deleted 6/15/2021]

lets play this

anyone can do it ima go to sleep lol

7 0
3 years ago
a math class has a test today there are 30 problems on the test the test has two types of problems multiple choice problems and
Misha Larkins [42]
Fhstdyfhdhdhhdhdhdjdhdjd is the day I wanna play fortnite
6 0
3 years ago
How many different Arrangements of the letters in the word color are there
Savatey [412]
5!/2!=120/2= 60 arrangements
8 0
3 years ago
A kindergarten class has 9 girls and 11 boys in class.What percent of the class are girlsit rain
Nesterboy [21]
The answer would be 70%
4 0
3 years ago
Other questions:
  • A reel of electrical cable holds 80 metres when full.
    13·1 answer
  • Need help solving this question pls. Can you show me how to solve it step by step thx
    15·2 answers
  • Roz bought 3 dozen bagels and a $0.69
    10·2 answers
  • For what side length(s) is the area of an equilateral triangle equal to 30 cm?? Only enter the number, in centimeters, rounded t
    13·1 answer
  • A street light bulb is fixed on a pole 6m above the level of the street. If a women of height 1.5m casts a shadow of 3m, find ho
    10·1 answer
  • Evaluate the expression 8a+11−3b for a = 4 and b = 2.
    14·1 answer
  • Maas has a bank account with less than $400 in it.his bank pays no interest on that account,and charges $2 per month for each mo
    13·1 answer
  • Suppose a triangle has two sides of length 42 and 35, and that the angle
    12·2 answers
  • Graph - 4x + y = 2 and state the slope and y-intercept.
    9·1 answer
  • To divide 572/4 Stanley estimated to place the first digit of the quotient. In which place is the first digit of the quotient?
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!