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
kvasek [131]
3 years ago
10

Calculate the length of the circumference of a circle with diameter of 7cm

Mathematics
1 answer:
Bad White [126]3 years ago
8 0

The circumference of the circle is given by the equation C = pi * D. Incorporating the length of the diameter into the equation, we have,  

C = pi * D

                C = pi * 7cm

                C = 21.99 cm 

You might be interested in
The instructions for a model airplane show a scale of 1 in:
aleksandrvk [35]

Answer:

4 in

Step-by-step explanation:

given the scale is 1 in : 36 ft , then

length of drawing = 144 ft ÷ 36 = 4 in

5 0
2 years ago
At an amusement park, 8 out of 80 tickets sold were discount tickets. What percentage of the tickets were discount tickets?
bixtya [17]
10%

8 / 80 = .1 move your decimal =10%
7 0
3 years ago
Ms. Jackson emptied 16 boxes of crayons into a classroom crayon bucket in each box 2/9 The crayons were green how many crayon bo
mote1985 [20]

Answer:

2 boxes

Step-by-step explanation:

do 16 times 2 you get 32 so there are 32 green crayons 32/9 9 times 3 is 36 which is over 32 so you cant fill 3 boxes 9 times 2 equals 27 so the answer would be she can fill 2 boxes

5 0
3 years ago
Read 2 more answers
A coffee supply store waits until the orders for its special blend reach 100 pounds before making up a batch. Columbian coffee s
yan [13]
X - Columbian coffee ( in pounds),
y - Brazilian coffee ( in pounds );
x + y = 100
8.85 x + 3.85 y = 6.55 ( x + y )
----------------------------------------
x = 100 - y
8.85 ( 100 - y ) + 3.85 y = 6.55 * 100
855 - 8.55 y + 3.85 y = 655
- 5 y = - 230
y = ( - 230 ) : ( - 5 )
y = 46
x = 100 - 46
x = 54
Answer: 54 pounds of Columbian coffee and 46 pounds of Brazilian coffee should be used.
5 0
3 years ago
After moving 5 units up, 3 units right, and 4 units down, the ending position is (9, 6). What was the starting position.
Anika [276]
You reverse what you did, so first you go 5 units down which makes the coordinates (9,1) then you move 3 units left which then is (6,1). Then you go 4 units up which lets you end out at (6,5). 
6 0
3 years ago
Other questions:
  • Which of these is not a valid FICO credit score?
    15·2 answers
  • What is the approximate value of 2 -3
    8·1 answer
  • Mike is renting a boat. The rental fee is $25 for each hour. He rented a boat for 3 hours. Which is the dependent variable in th
    12·1 answer
  • Given the data set for the length of time a person has been jogging and the person's speed, hypothesize a relationship between t
    10·2 answers
  • Li Na is going to plant 63tomato plants and 81 rhubarb plants.
    5·1 answer
  • What is the value of x in the equation 2x + 9 = 21? (4 points) 2 6 9 15
    7·2 answers
  • What is the contra positive of the statement if 9x=27, then x=3
    5·1 answer
  • This expression is used to find the total cost to order x number of tickets to a play 10x +3 what is the total cost of ordering
    5·1 answer
  • Ned and Jack are each saving money for a new smartphone. Ned initially has $65 and plans to save $5.50 per week. Jack does not h
    15·1 answer
  • Help please what is 6 -7/9
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!