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

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

Calculating the Bisector Length of a Square
2 Views

The figure above is a square with a side length of . What is the length of ?

Related Videos

Finding the Sum of Complex Numbers
5 Views

If , what is the sum of the complex numbers above?

Using the Relationship Between Trigonometric Functions
6 Views

If sin[(18d + 12)°] = cos[(7d – 22)°], what is the value of d?

Using the Properties of Special Right Triangles
5 Views

In triangle ΔXYZ, angle Y measures 90°. If , what is the measure of angle Z?

SAT Math 2.1 Geometry and Measurement
2779 Views

SAT Math 2.1 Geometry and Measurement. What is the measure of angle z in terms of x and y?