ShmoopTube
Where Monty Python meets your 10th grade teacher.
Search Thousands of Shmoop Videos
Circles Videos 25 videos
This video can run circles around other videos about circles. Sir Cumference, of Round Table fame, explains all the properties of… well, circles....
Time to learn about the area of a sector. And no, that's not the sector's bedroom with a bumper sticker on the door that reads, "GO AWAY."
Equations of circles are a no-brainer. If aliens can do it, so can you. All you do is substitute the center of the circle's coordinates into the eq...
SAT Math 5.3 Geometry and Measurement 209 Views
Share It!
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…
Related Videos
SAT Math 2.1 Geometry and Measurement. What is the measure of angle z in terms of x and y?
In 2014, the unemployment rate of one county in California was 7%. In another county, the unemployment rate was 11%. Which of the following express...
Angela is making cookies for a bake sale. She expects each batch of her cookies to sell for $40. It costs her $10 to make one batch of cookies, and...