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
vlada-n [284]
3 years ago
11

FIND THE SURFACE AREA HELP ASAP GET BRAINLISTS

Mathematics
1 answer:
3241004551 [841]3 years ago
4 0

Answer:

\large\boxed{a.\ 7200\pi\ mm^2}

Step-by-step explanation:

The formula of a surface area of a cylinder:

S.A.=2\pi r(r+H)

r - radius

H - height

We have r = 40mm and H = 50mm. Substitute:

S.A.=2\pi(40)(40+50)=80\pi(90)=7200\pi\ mm^2

You might be interested in
A student found a strong correlation between the age of people who run marathons and their marathon time. Can the student say th
DENIUS [597]
Elite marathon race times improved from 5 to ~20 years, remained linear between ~20 and ~35 years, and started to increase at the age of ~35 years in a curvilinear manner with increasing age in both women and men. The sex difference in elite marathon race time increased non-linearly and was lowest at the age of ~49 years.
7 0
3 years ago
What percent is equivalent to 2/5
mixas84 [53]
2/5 X 100 = 200/5= 40 percent
5 0
3 years ago
Read 2 more answers
2 complementary angles are in the ratio 7:8.find the angles
slavikrds [6]
Complementary angles add up to 90 degrees
7:8....added = 15

7/15 * 90 = 630/15 = 42 <== one angle is 42 degrees
8/15 * 90 = 720/15 = 48 <== other angle is 48 degrees
3 0
3 years ago
Will give brainliest answer
Aneli [31]

Answer:

a

Step-by-step explanation:

8 0
3 years ago
Read 2 more answers
What would be the function for this?
coldgirl [10]

Answer:

f(x) = 2x + 4

Step-by-step explanation:

This is an arithmetic sequence

y = a1 + (x - 1)d   where a1 = first term and d = common difference  so it is

y = 6 + (x - 1)*2

y = 2x  + 4    answer



7 0
3 years ago
Other questions:
  • There are 7 red 3 green 2 blue and 8 purple marbles in a bag if a marble is randomly chosen 250 times predict how many times it
    8·1 answer
  • A new bean company is working on designing its label for the can. If the can measures 4 inches in height and has a 3 inch diamet
    5·1 answer
  • Can someone tell me how to do this
    13·2 answers
  • A number increased by 15 is 114<br>​
    6·2 answers
  • Which set of side lengths can form a triangle?
    6·2 answers
  • Please help I'm desperate...
    10·1 answer
  • Max is thinking of a number which he calls n
    14·2 answers
  • A summer camp cookout is planned for the campers and their families. There is room for 200 people. Each adult costs $4, and each
    6·1 answer
  • Evaluate 6 m plus 1 for m equals negative 2. NO LINKS
    14·2 answers
  • Which plant is nonvascular? <br> I didn't see an option for science so I chose math :^
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!