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
Marina CMI [18]
3 years ago
8

Cornelius is building a solar system model. He plans on making a circular ring around one of the planets out of wire. He wants t

o know how long he should make the wire to position around the planet. Select all the formulas that coulr be used to determine the length of the circular ring.
Mathematics
1 answer:
astra-53 [7]3 years ago
6 0

Answer:

C = 2\pi r

C = \pi d

Step-by-step explanation:

Given

A circular ring

Required

The length

Let

r \to the radius of the ring

The length is calculated by calculating the circumference of the ring.

This is calculated using:

C = 2\pi r

or

C = \pi d

Where

d \to diameter

and d = 2r

You might be interested in
The diameter of a volleyball is 15.5 find its radius and volume​
lilavasa [31]

Step-by-step explanation:

diameter = 2 × radius.

15.5 = 2 × r.

r = 15.5 ÷ 2.

r = 7.75.

volume = πr²

v = π × 7.75².

v = 188.7.

I ain't confident about the volume answer but, the diameter answer is correct.

hope it helps. :)

4 0
3 years ago
Margaret has 12 grandchildren. A. This year she is giving each of her grandchildren the same gift. Each gift costs $22.75. How m
weeeeeb [17]

Answer: A. she will spend 273$

B. she will spend 25.38 $

Step-by-step explanation:

A. Multiply 12 x 22.75 to get the amount she spent that year

B. Divide 330/13 to get the amout she spent per grandchild, Includeing her new baby granddaughter.

PLEASE BRAINLIST THIS :)

6 0
3 years ago
Determine whether each statement is sometimes, always, or never true. Two solids with equal volumes are congruent. Select one: a
navik [9.2K]
A. sometimes
just because they have the same volume does not mean they are congruent. they could have different heights and base areas
hope this helps:)

3 0
4 years ago
Read 2 more answers
Anyoneee pls I need help
nikklg [1K]

Answer:

3

Step-by-step explanation:

As in the first set of numbers

4,5,2 are successes.

but in the next set of numbers

5 is right before a fail.

but then straight passes after that

8 0
3 years ago
Water starts out at a temperature of 62 F . It is heated such that its temperature increases at a rate of 8 F per minute. It tak
bogdanovich [222]

Answer:

Step-by-step explanation:

since it starts at 62 and finishes at 150 u can find out that the increase in temp is 150F and since it increases by 8 every minute u can come to find that the increase in temp (150) divided by the amount it increases 8 is 18.75 which is the amount of minutes it took

7 0
3 years ago
Read 2 more answers
Other questions:
  • Find the number whose 13% is 65.​
    12·2 answers
  • Two kilograms of ground cinnamon is packaged into bags containing 38 g each. There will also be some cinnamon left over. How man
    14·2 answers
  • Factor the polynomial. x3 - 4x2 - 6x + 24
    8·2 answers
  • kayla is one fifth of an inch taller than cameron. Cameron is sixty and a half inches tall. How tall is kayla
    9·1 answer
  • Which graph represents –4 + 3i?
    14·2 answers
  • Which of the following does NOT represent a function?
    7·1 answer
  • HELP NEEDED ASAP!!! HELP IS MUCH APPRECIATED
    15·1 answer
  • What is the surface area of a cube that is 5 cm long?
    15·2 answers
  • If the points at (-4, 3) and (2, 3) are reflected over the x-axis to create two new points, what shape can be formed by the four
    14·1 answer
  • Which of the following trigonometric ratios are correct?
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!