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
mixas84 [53]
3 years ago
13

The cone and cylinder below have equal surface area. True or false.

Mathematics
1 answer:
eduard3 years ago
8 0

Answer:

False

Step-by-step explanation:

SA of cone = pi×r×l + pi×r²

= pi×r×(3r) + pi×r²

= 3pi×r² + pi×r²

= 4pi×r²

SA of cylinder = 2pi×r×h + 2pi×r²

= 2pi×r×2r + 2pi×r²

= 4pi×r² + 2pi×r²

= 6pi×r²

You might be interested in
Which products are negative?
Mila [183]
<span>So we want to know which of theese products are negative. We have three rules: -1*(+1)=-1 and -1*(-1)=+1 and +1*(+1)=+1 Lets calculate and check: A. is negative, B. is negative, C. is positive and D.positive. So Aand B are negative and that is the correct answer.</span>
7 0
3 years ago
El segmeno JL tiene puntos finales J(-3,-4) y L(7,6). ¿Cuáles son las coordenadas del punto K, de modo que el punto K esté en el
Gekata [30.6K]
I don’t know that answer
7 0
3 years ago
What is the slope of the line that passes through the points (-1, -7) and
Kay [80]

Answer:

-2

Step-by-step explanation:

slope formula= (y2-y1)/(x2-x1)

(-1,-7) is (x1,y1)

(-2,-5) is (x2,y2)

Plug in numbers into slope equation

((-5)-(-7))/((-2)-(-1)) = 2/-1

Simplify

answer= -2

4 0
3 years ago
Factor the following expression x^2+5x+6
Olegator [25]

Answer:

(x + 2) (x + 3)

Step-by-step explanation:

x² + 5x + 6

x² + 3x + 2x +6

7 0
3 years ago
Select “Rational” or “Irrational” to classify each number.
prohojiy [21]
1. rational 2. irrational 3. irrational 4. rational
5 0
2 years ago
Other questions:
  • What's 30% of $12.19
    6·1 answer
  • Subtract 1.05 from a certain number. Multiply the difference by 0.8, add 2.84 to the product then divide the sum by 0.01 and get
    11·2 answers
  • How to find the derivative 5x²-2x+1
    15·2 answers
  • 1.727*10^6km2-3140km^2
    8·1 answer
  • Find the fifth term an=n2+2
    13·1 answer
  • The video store is having a sale; the graph represents how many movies they have sold.
    11·2 answers
  • Which are the characteristics of translations? Select three options. HELP!!
    8·2 answers
  • What is the equation of the line?<br><br>​
    7·2 answers
  • What is bigger the square root of 3+2 or the square root of 3+3
    8·1 answer
  • Charlie walks away from a tree along its shadow until his head in in line with the top of his the tree’s shadow. Charlie is stan
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!