ShmoopTube
Where Monty Python meets your 10th grade teacher.
Search Thousands of Shmoop Videos
SAT Math: What is the Area of that Dartboard's 15-Point Section? 0 Views
Share It!
Description:
What is the approximate area of the 15-point region in in²?
Transcript
- 00:03
Okay trig shmoop offers This problem also refers to this
- 00:08
little circle thing here with five inches and the x
- 00:10
y z in the seventy five degrees so take a
- 00:13
look Question What is the approximate area of the fifteen
- 00:17
point region in square inches Okay so it's this region
Full Transcript
- 00:22
that's what you make for hitting it with the dart
- 00:24
and what's the area this next part's already halfway finished
- 00:28
because most the work was done in the last problem
- 00:30
So we set fun area of the full circle and
- 00:33
then recycle information from the previous part Right So boya
- 00:37
good luck if you miss the previous one you're going
- 00:40
to hear so the area is pi r squared right
- 00:42
pie five square It is twenty five pie that's the
- 00:44
area of this circle that same fraction that shows the
- 00:47
proportion of the angle to the rest of the world
- 00:49
can be used here forgot that seventy five over three
- 00:52
sixty thing and then times at the area twenty five
- 00:56
pie So it's sixteen point three six that's the area 00:00:59.742 --> [endTime] of the fifteen point region that's it
Up Next
The figure above is a square with a side length of . What is the length of ?
Related Videos
If sin[(18d + 12)°] = cos[(7d – 22)°], what is the value of d?
In triangle ΔXYZ, angle Y measures 90°. If , what is the measure of angle Z?
SAT Math 2.1 Geometry and Measurement. What is the measure of angle z in terms of x and y?