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
shutvik [7]
2 years ago
11

The radius of a circle is 7 cm.the circle is divided into two equal parts.what is the perimeter of each semicircle part

Mathematics
1 answer:
pantera1 [17]2 years ago
8 0

Answer:

≈ 22 cm

Step-by-step explanation:

the circumference (C) of a circle ( the perimeter ) is calculated as

C = 2πr ( r is the radius )

   = 2π × 7 = 14π

since divided into 2 equal parts then

\frac{1}{2} C = 14π ÷ 2 = 7π ≈ 22 cm ( to the nearest whole number )

You might be interested in
SHOW YOU WORK TO BE MARKED BRAINLIEST!!!
Nimfa-mama [501]

Answer: x=65

Step-by-step explanation:

Set (2x + 2) equal to (3x-63) because they are the same angle.

(2x+2)=(3x-63)

Subtract 2x from 3x which gives u 1x or just x

Now u have 2=x-63

Add 63 to both sides so now u have x =65

Lemme know if u need help

3 0
4 years ago
What is the height of a solid with a volume of 120m and base area of 30m
igor_vitrenko [27]

Answer:

4m.

Step-by-step explanation:

Divide the total volume by the base area to find the height. This is because the volume of a solid is equal to the base area multiplied by the height.

120/30=4

4 0
3 years ago
!!!10 POINTS I KNOW IT IS NOT ENOUGH BUT PLEASE ANSWER!
mart [117]

Answer:

B) 376 units squared

Step-by-step explanation:

Imma put a picture that has a fully explanation. Hope this helps, good luck! ;)

Btw saw your other one got deleted •_• *sigh*

4 0
3 years ago
3/10
Tom [10]

Answer:

12 adults

Step-by-step explanation:

If a child ticket costs 5 dollars

then 125-5=120

120 divided by 10(the cost of each ticket for an adult)

12

So there are 12 adults

8 0
3 years ago
Read 2 more answers
Given h (x) = -x-4,solve for x when h (x) =9
Leona [35]

Answer:

–13

Step-by-step explanation:

<h2>—Math </h2>

h(x) = –x –4

h(x) = 9

–x –4 = 9

–x = 9 + 4

–x = 13

x = –13

<em><u>pick me as the brainliest. thx</u></em>

8 0
3 years ago
Other questions:
  • How to round 295,245 to the nearest integer?
    5·1 answer
  • WILL MAKE YOU BRAINLIEST PLEASE HELP!!!!!
    7·1 answer
  • Help please i need answer i think it is b
    6·1 answer
  • A. One solution b. No solutions c. Infinite number of solutions 1. 2x + 6y = -3 2x + 6y = 0
    8·2 answers
  • Where is Bosnia located
    12·2 answers
  • Find the value of x.<br> A. 70<br> B. 30<br> C. 65<br> D. 40
    14·1 answer
  • What is the range of the function graphed below? ​
    5·1 answer
  • Use the properties of rational exponents to simplify the expression.
    7·1 answer
  • Write the set using the roster method A={a|a an even number and 15&lt; a&lt; =25}
    11·1 answer
  • What is the prime factorization of 90​
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!