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SAT Math 5.3 Geometry and Measurement 209 Views
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Description:
SAT Math 5.3 Geometry and Measurement
Transcript
- 00:03
Here’s your shmoop du jour, brought to you by pizza.
- 00:06
We promise you’ll solve this problem in 30 minutes or less, or it’s free!
- 00:11
Sean is dividing a pizza among 7 friends and himself.
- 00:15
He cuts the pizza so that each slice has a center angle of 40°.
- 00:20
If everyone gets one slice, how many are left over?
Full Transcript
- 00:24
Here are the potential answers...
- 00:27
Our first thought is that this is one lazy pizza place, that didn’t bother to slice its pizza before delivering it.
- 00:33
Anyway, since Sean does have to take it upon himself to slice said pizza…
- 00:37
…he decides to get funky with it and cut 40 degree slices.
- 00:41
Okay, so…what does that mean for our pizza as a whole?
- 00:44
We’re dealing with a circle, so we know we’ve got 360 degrees in our entire pie.
- 00:49
If each slice is 40 degrees, then looks like we have 360 divided by 40… or 9…total slices.
- 00:57
So there are 8 total friends, and 9 total slices.
- 01:01
Once everyone has had a slice, there will be exactly one slice leftover. So the answer is B.
- 01:07
And we do not want to be around to witness the fiasco that is sure to follow…
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