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
8090 [49]
3 years ago
5

If the radius of a circle proportional to the circumference of the circle. Justify your answer. If the radius of a circle is 18

miles 1. what is the measure of the diameter. 2. what is the measure of the circumference, exactly in terms of pi. 3. what is approximate measure of the circumference, to the nearest tenth of a mile.
Mathematics
2 answers:
postnew [5]3 years ago
6 0

circumference of a circle (C)

C = πd or 2πr ( because d 2 x r)

r= 18 miles given

d= diameter

r= radius

d = 2 x r

d = 2 x 18 = 36 miles

2) C = πd

C = 3.14 x 36 = 113.04 miles

3) approximate measure of C = 22/7 x 36= 113.14 miles

Mazyrski [523]3 years ago
5 0

Answer:

113.14

Step-by-step explanation:

You might be interested in
Alisha has sixty-seven dollars and thirty one cents in her checking account. She wrote a check for ninety-one dollars and fifty-
grin007 [14]
-24.22 will be overdrawn in Alisha checking account
4 0
3 years ago
Read 2 more answers
Trudy borrowed $560.00 from a friend and agreed that for several years she would make equal monthly payments to pay only the int
likoan [24]

Answer:

$54.6

Step-by-step explanation:

Amount borrowed = $560

Interest paid in the 12-month period = 6.5% of 560 =$36.4

The amount of interest Trudy pays in 18 months is worked out as

Monthly interest = $36.4/12

Interest payable in 18 months

= ($36.4/12) x 18

= $54.6

5 0
3 years ago
Two lengths are in ratio 7:8.if the first length is 273. What amount is the second length
Sergio [31]

Answer:

312

Step-by-step explanation:

Since the ratio is 7:8, mark it as 7x:8x.

Now, they said that the first length is 273. Solve the equation:

7x=273

x=39

Substitute it into 8x. 39*8=312. That's your answer.

PLS MARK BRANILIEST!!!

3 0
3 years ago
Simplify the expression. x^4/ x^7 <br> a x-11<br> b x-3<br> c x11<br> b x3
maksim [4K]

Answer:

b

Step-by-step explanation:

\frac{x^4}{x^7} =x^4 \times x^{-7} =x^{4-7} =x^{-3}

4 0
3 years ago
Read 2 more answers
The graph shows the number of laps that Jan runs as her coach times her.
Lena [83]
The slope of the line is +2

this means that Jan runs 2 laps every 1 minute
6 0
3 years ago
Read 2 more answers
Other questions:
  • Bill spends two days driving from point a to point
    14·1 answer
  • What about this one ?
    7·2 answers
  • What is the area of a regular hexagon with a side length of 5.2 centimeters and a distance from the center to a vertex of 5.2 ce
    13·1 answer
  • Shaded area is 54 pi cm squared. Find X
    14·2 answers
  • Drag the correct symbol into the box to compare the expressions. 62–22 4(6 + 2)
    7·2 answers
  • A student takes a part-time job to earn for summer travel. The number of hours, , the student has to work is inversely proportio
    6·1 answer
  • Please Help!! A septic tank has the shape shown in the figure. How many gallons does it hold? (1 cu ft = 7.48 gallons.) (Round t
    15·1 answer
  • In August 2012, tropical storm Isaac formed in the Caribbean and was headed for the Gulf of Mexico. There was an initial probabi
    14·1 answer
  • What are the x-intercepts (roots/ zeros)?
    15·2 answers
  • Im confused please help
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!