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
ser-zykov [4K]
3 years ago
11

A straw has a diameter of 0.6cm and a length of 19.5 cm. What is the surface area of the straw round to the nearest tenth. Use 3

.14 for pie
Mathematics
1 answer:
Nadusha1986 [10]3 years ago
6 0

Answer:

37.3032cm^2

Step-by-step explanation:

Given data

Diameter= 0.6cm

Radius= 0.3cm

Lenght = 19.5cm

Surface area (A) =2πrh+2πr^2

Substitute

A=2*3.14*0.3*19.5+2*3.14*0.3^2

A=36.738+0.5652

A=37.3032

Hence the surface area is

37.3032cm^2

You might be interested in
I need help with this expanding expressions -10(8x-4)=
AlexFokin [52]

Step-by-step explanation:

1 Simplify 8\times -48×−4 to -32−32.

10\times -32

10×−32

2 Simplify.

-320

−320

3 0
2 years ago
A sports apparel supplier offers teams the option of purchasing extra apparel for players. A volleyball team purchases 15 jacket
brilliants [131]
The system of equation is: 15x+12y=348, 8x+8y=200. The price of a jacket times number of jackets means the amount of money spent on jackets, and same for sweatpants. Their sum is the total amount of money spent.
5 0
3 years ago
Read 2 more answers
Which of the following rational functions is graphed below?
rosijanka [135]

Answer:

c is the only choice that looks right to me but I could be wrong though so I would wait till someone else answers this!!!!!

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
Decrease 784 in the ratio 3:4​
Y_Kistochka [10]

Answer:

336 and 448

Step-by-step explanation:

sum the ratio

divide the actual number by the sum i.e 784÷7=122

multiply 112 by 3 and by 4

4 0
3 years ago
Need help with these 2 questions as soon as possible thank you​
earnstyle [38]

Answer:

2w+2+w=3w-1+6=4w=2w=2w

8 0
3 years ago
Other questions:
  • Write a polynomial function of least degree with integral coefficients that has the given zeros
    6·1 answer
  • The life expectancy of a circulating coin is 25 years. The life expectancy of a circulating dollar bill is only 1/20 as long. Fi
    12·1 answer
  • Find the surface areas of sphere with a radius of 100 ydz
    8·1 answer
  • When Amber does her math homework she finishes 10 problems every 7 minuets.How long will it take for her to complete 35 problems
    5·2 answers
  • The table below represents a geometric sequence.
    14·1 answer
  • 18x + 18 = 17 What is the variable x and how do you get that answer?
    15·2 answers
  • Jane and Bill are cleaning up a park. If she had to clean up the park herself, it would take Jane six hours to complete the job.
    15·2 answers
  • Which algebraic expression is equivalent to the expression below? (6x + 13) + 6
    11·1 answer
  • Ss of
    5·1 answer
  • Graph the line with a slope of −1 that contains the point (3,6)?
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!