2 years ago

SURFACE AREA! PLEASE HELP!

Mathematics

1 answer:

frozen [14]2 years ago

7 0

Answer:

Step-by-step explanation:

h = 3 cm

d = 4 cm

r = 4/2 = 2 cm

Surface area = 2πr(h + r)

= 2* 3.14 * 2 * (3 + 2)

= 2*3.14*2*5

= 62.8 cm²

You might be interested in

❗️❗️❗️Find the length of side x in simplest radical form with a rational denominator.❗️❗️❗️

harkovskaia [24]

Answer:

Step-by-step explanation:

In a 30-60-90 triangle, the ratio of the shorter side to the longer side length is $1:\sqrt{3}$ . Therefore:

$x=\sqrt{3} \cdot \sqrt{3}= \\\\\sqrt{3}^2= \\\\3$

Hope this helps!

6 0

2 years ago

Read 2 more answers

Which amount is larger and by how much? A positive number a or the same number a decreased by 50% and then increased by 50% of t

ankoles [38]

Answer:

Step-by-step explanation:

4 0

2 years ago

What percent is equivalent to 1/25 A. 4% B. 5% C. 20% D.25 %

Ratling [72]

Answer:

i believe its A.4%

Step-by-step explanation:

8 0

2 years ago

Read 2 more answers

Which expression is equivalent to 10k + 17 - 7j - 18 - 11k?

kodGreya [7K]

Answer:

-7j-k-1

Step-by-step explanation:

7 0

1 year ago

Read 2 more answers

Althea paid $5.00 each for two bracelets and later sold each for $15.00. She paid $8.00 each for three bracelets

____ [38]

Answer:

I have the same question

Step-by-step explanation:

message me if anyone helps I need it too

8 0

2 years ago