Answer:

Step-by-step explanation:
We are give the following in the question:

We have to find the ration of the length of XY to the length XZ.
This, can be done as:

Thus, the ration XY:XZ is 5:14
Area of circle is 314 inches^2
Circumference of circle is 62.8 inches
Step-by-step explanation:
We need to find area and circumference of the circle whose diameter is 20 inches.
Area of circle
The formula used to find area of circle is:

value of π = 3.14
we know radius = diameter/2
So, radius = 20/2 = 2
Putting value of π and radius we get Area:

So, Area of circle is 314 inches^2
Circumference of Circle
The formula used to find circumference of circle is:

value of π = 3.14
diameter= 20
Putting value of π and diameter we get Circumference:

So, circumference of circle is 62.8 inches
Keywords: Area and Circumference of Circle
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Hello! Welcome to Brainly! Let's solve together. :)
To put a number into scientific notation, you multiply it by a power of 10 that will make it a digit 1-10.
As you can see, we can divide by 10, or multiply by 1/10 to get us to 1.3, which is between 1 and 10. How would we get 1.3 to 13? We would multiply by 10!
This gives us our answer below.
1.3(10
)
I hope this helps!