whittenburg98 whittenburg98
  • 02-11-2017
  • Mathematics
contestada

for a button to fit through its buttonhole the hole needs to be the size of the buttons diameter. what size buttonhole is needed for a bottom with the circumference of 7.38cm

Respuesta :

Catya
Catya Catya
  • 02-11-2017
Circumference; C = π2r
Diameter; D = 2r

So then ...
C = πD

7.38 = πD
7.38 / π = D

2.35 cm = D
Answer Link

Otras preguntas

The instrument panel in a car usually has a display in units of kilometres or miles per hour. The displayed value tells you which of the following properties of
Which statement shows the associative property of addition? A. If m + 3 = 18, then 18 = m + 3 B. (u + 7) + 13 = u + (7 + 13) C. 21 + 2y = 2y + 21 D. 3 · (5
how to put in a word phrase z/8 -9
complete the pattern 444, 4440
Which of the following statements best describes the Yangtze River?
who coined the term "jazz age"?
which figure appears to have only 1 line of symmetry
A number is divided by 2. If 16 is added to the quotient you get 20. What is the number? A.2 B.8 C.18 D.72
how to divide 16 by 3/5
Two gases are placed in a sealed flask and allowed to react. Which statement is true about the concentrations of the reactants and products when this closed sys