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
ahrayia [7]
3 years ago
8

Find the area of the circle with a radius of 2 cm.

Mathematics
2 answers:
Anna11 [10]3 years ago
6 0

Answer:

a 12.56 cm2

Step-by-step explanation:

area = πr² or I'd

step 1: substitute (plug in) for r which in here is 2

π(2)²

step 2: follow order of operations

(2)²= 4 *π= 12.56

P- parenthesis

E-exponent

MD- multiply and divide from left to right

AS- add and subtract from left to right

PSYCHO15rus [73]3 years ago
5 0
The answer is A (12.56) i know for a fact.
You might be interested in
A factory has two types of employees line workers and Mananger
denis-greek [22]

Step-by-step explanation:

Read this article to learn about the types, functions, advantages and conflicts of line and staff organisation.

Types of Staff:

1. Personal Staff:

Personal staff is attached to individual line officers. The Personal Assistant or the Private Secretary etc. form personal staff of line managers. These persons help their bosses in every possible way. The routine work of line officers is mostly handled by the personal staff. They fix routine meetings, open the post, maintain diaries and accompany the boss on official visits. The line officers are spared of routine works and are able to devote much time for planning and execution.

2. Specialist Staff:

These are technically qualified persons who provide service to the whole organisation. They serve line and other staff in planning, organizing and coordinating their work. Their specialized knowledge is an asset to the organisation. The appointment of a legal advisor may be helpful to every department where his advice is required.

3. General Staff:

ADVERTISEMENTS:

This staff consists of persons attached to the key executives. They have the same background as that of line officers. They are attached to important functionaries as their deputies, etc. They may be appointed as Deputy Managers, Assistant Managers, Special Assistants, etc.

Functions of Staff Authority:

The staff authority is assigned the following functions:

1. Agency of Control:

It has to discharge the functions such as:

(a) Organisation;

ADVERTISEMENTS

3 0
3 years ago
Choose the fractions that are greater than 1/2.
Gennadij [26K]
5/8
6/3
7/10
These are all the answers 4/8 is 1/2 and 5/8 is over it there is no half of 3 but 6/3 is 2 and 2 is a whole number it's over 1/2
5/10=1/2 and 7/10 is over it 1/4 isn't an answer because 2/4=1/2 6/12=1/2 but it says over 1/2 and finally 5/12 isn't it because like I said above 6/12 is 1/2
3 0
3 years ago
At a college, 71% of courses have final exams and 45% of courses require research papers. Suppose that 26% of courses have a res
Degger [83]

Answer:

.9 or 90%

.1 or 10%

Step-by-step explanation:

E= Exam

P=Paper

E= .71

P= .45

E∩P=.26

A.) E∪P=?

E∪P= E+P-E∩P

.71+.45-.26= .9

B.) E'∩P' = (E∪P)'

(E∪P)' = 1-.9 = .1

3 0
3 years ago
If <img src="https://tex.z-dn.net/?f=%5Cfrac%7Ba%7D%7B4%7D%20%3D%20%5Cfrac%7Bb%7D%7B7%7D" id="TexFormula1" title="\frac{a}{4} =
tamaranim1 [39]

Answer:

Step-by-step explanation:

\frac{a}{4}=\frac{b}{7}\\a=\frac{4b}{7} \\\frac{a-b}{b} =\frac{\frac{4b}{7}-b }{b} \\=\frac{4b-7b}{7b}\\ =\frac{-3b}{7b}\\ =\frac{-3}{7}

6 0
3 years ago
Evaluate P (5,3)<br>A.15<br>B.20<br>C.60
atroni [7]
Am i supposed to multiply? 5 times 3 equals 15 
3 0
3 years ago
Read 2 more answers
Other questions:
  • HURRY ANSWER AS FAST AS YOU CAN WHO EVER FINISHES FIRST I WILL MARK BRAINIEST DONT LEAVE AN EXPLANATION JUST ANSWER
    10·2 answers
  • Please help!!! (-x/2)+(1/2x)=(-4/x)
    10·1 answer
  • I forgot how to do this stuff-
    12·1 answer
  • If g(x) is the inverse of f(x)=4x+12 and f(x)=, what is g(x)
    5·2 answers
  • Which statement about the graph of y = }}) * is true?
    14·1 answer
  • Pls help pls pls hii lol bye hahaha math fractions lol. videostar
    7·1 answer
  • Out the Door<br> What is the LCD of 1/7 and 2/9?
    9·1 answer
  • Does 2,4,5 make a right triangle
    5·2 answers
  • A baby who was 18 inches at birth is now 24 inches by what percentage did the babys height increase
    7·1 answer
  • 8 + 8a - 2a - 4<br> Pls help
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!