422374 422374
  • 02-03-2017
  • Mathematics
contestada

Find the area of a sector with a central angle of 40 degrees and a diameter of 12 cm.

Respuesta :

baabaagreysheep
baabaagreysheep baabaagreysheep
  • 02-03-2017
First you need to find the area of the circle by doing πr², in which r is 6 because 12 ÷ 2 = 6. π × 6² = 36π. 360 ÷ 40° = 9, so you need to divide 36π by 9 which is 4π. 4π is equal to 12.57cm², which is your final answer. I hope this helps!
Answer Link

Otras preguntas

Write the number 2.4 in the form a divided by b, using integers, to show that it is a rational number.
Donna has read 9 times as many pages as bob has.bob has read 8 pages. how many pages has donna read. how to solveby
What is difference between a noble or inert gases or metals
Why did the founding fathers include a procedure to amend the constitution?
Fill in the blank with the correct preterite form of the verb in parentheses. Los padres les (dar) su tarjeta de crédito a sus hijos
Participles are the only verbals that can be used to subordinate sentences. True False
Find ∆G for a cell whose potential is +0.24 V with 4 moles of electrons exchanged.
What else would need to be congruent to show that ABC DEF by ASA?
What is the impact of crime in community
Enslaved people used as entertainment as well as a means to share secrets about escaping to freedom