Question

Mandy loves to eat New York pizza. Each square inch of pizza is 10 calories. She orders a slice of pizza from a pizza with a diameter of 20 inches that is cut with a central angle of 50 degrees. How many calories does she eat?

about 314 calories

about 436 calories

about 3,142 calories

about 43 calories

Answer 1

pizza is in circle shape with a radius of 20/2 = 10 inches

what shape slice will be in ?

Answer 2

do you know how to find area of a sector ?

Answer 3

no . :(

Answer 4

ok. u know formula for area of circle ?

Answer 5

nope ! Sad :(

Answer 6

its okay. can you google and tell me

Answer 7

π × r2.

Answer 8

thats right :)
can you compute the are of circle(pizza) using above formula

Answer 9

here r = 10