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
masya89 [10]
3 years ago
7

Find the surface area Sphere: area of the great circle ~ 28.6 in2

Mathematics
1 answer:
kari74 [83]3 years ago
6 0
Area of a circle is πr².

Therefore we can get the radius of the great circle (and thus the sphere) by doing √(A / <span>π).
</span>
√(28.6 / <span>π) = 3.017 to 3DP.
</span>

Surface area of a sphere is 4πr².

4<span>π(3.017)</span>² = 114.4 to 1DP
You might be interested in
I need some help with my math test today!
vladimir1956 [14]

Answer:

1.end point continues in one direction

2. point were two line segemnt, lines, rays meet

3. measures 90 degrees

4. greater than 90 degrees

5. measures 180 degrees

6. position in space

7. flat surface

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
Estimate to 920,026-535,722
Sonja [21]
900000000000 i would think because 5 above is round up 4 and below round down

4 0
3 years ago
Read 2 more answers
Larry and his friend split the dinner bill evenly.
neonofarm [45]

Answer:

42.68

Step-by-step explanation:

21.34 * 2= 42.68

8 0
3 years ago
the admission fee at the amusement park is $3.00 for children and 6.40 fo adults on a certain day 275 people entered the park an
Sonbull [250]
Children=x
Adults=y
* x + y =275 => x = 275 - y
* 3.00x + 6.40y = 1284 <=> 3.00(275 - y) + 6.40y = 1284 <=> ... <=> y = 135 => x = 275 - 135 = 140
Children: 140
Adults: 135
5 0
3 years ago
Read 2 more answers
Write an equation that is parallel to y=2x +3 but passes through (2,-4)
I am Lyosha [343]
A parallel line is where you slope is the same but a different y-intercept.

y = 2x + 4
7 0
2 years ago
Other questions:
  • The perimeter of a square is 88 feet. What is the length of one of its sides?
    12·1 answer
  • Volunteers helped clean up 8.2 kg of trash in one neighborhood and 11 1/2 kg in another. They sent 1 1/4 kg to be recycled and t
    13·2 answers
  • Anita has 1 ¼ as much money as Tonya , and Tonya has ⅔ ( two-
    7·1 answer
  • a club decides to sell t-shirts for $15.00 as a fundraiser. it costs $20.00 plus $9.00 per t-shirt to make the t-shirts. write a
    15·1 answer
  • Which of the following are solutions to the inequality below? Select all that apply.
    15·1 answer
  • (answer asap pls) A bank of 8 floodlights together uses 1000 watts of power. How much power is used by each bolt? explain
    12·1 answer
  • A dozen (12) donuts cost $8.40. What is the cost per donut?
    14·2 answers
  • Rewrite the equation by completing the square.
    8·1 answer
  • Karl and Mark are walking through the woods dropping breadcrumbs to help them find their way home. After ten minutes, their brea
    13·1 answer
  • Marie is buying a discount pass to a public swimming pool.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!