Yes it has a fraction on 2.88888/1 <span> = 28.8888/10 = 288.888/100 = 2888.88/1000 = 28888.8/10000 = 288888/100000</span>
Answer:
Step-by-step explanation:
Measure of the length of an arc of a circle is given as:

Don't let the parenthesis fool you. Since there is a plus in the middle, you can just combine like terms. Let's do number 1:

Combine like terms.

This is as simple as you can get it. Now, let's do number 2:

Combine like terms.

This is as simple as you can get it.
Final Answers:
1.) 
2.) 
Answer:
Using Pyhagoras Theorem for the right-angled triangle ABO,
h² = 12² + 16² = 400.
∴ The length of the side of the rhombus is 20 cm.
★½×24×32 = 20×h
∴ h= 19.2 cm.
Answer:
So, the required width of rectangular piece of aluminium is 8 inches
Step-by-step explanation:
We are given:
Perimeter of rectangular piece of aluminium = 62 inches
Let width of rectangular piece of aluminium = w
and length of rectangular piece of aluminium = w+15
We need to find width i.e value of x
The formula for finding perimeter of rectangle is: 
Now, Putting values in formula for finding Width w:

After solving we get the width of rectangular piece :w = 8
So, the required width of rectangular piece of aluminium is 8 inches