Answer:
» 
Step-by-step explanation:
To convert the decimal 0.0323 to a fraction,
just follow these steps:
Step 1: Write down the number as a fraction of one:

Step 2: Multiply both top and bottom by 10 for every number after the decimal point:
As we have 4 numbers after the decimal point,
So, we multiply both numerator and denominator by 10000.
Therefore ;
→
Answer:
The height of the tree is 16.67 feet.
Step-by-step explanation:
Refering the figure, let the height be "x" feet.
It is evident that triangles ABC and triangle EDC are similar.
(as both man and tree are perpendicular to the ground)
thus, 
hence,

Thus,
.
Answer:
28 cm
Step-by-step explanation:
If the shape is a square, all the sides are equal. To find the area you multiply the length by the width. Since the area is 49 centimeters, find the square root of 49 to find the length of the length and the height of the square, which is 7. To find perimeter, you add the lengths of all the sides of the square. 7+7+7+7=28.
1728
x405
-------
8640
0000
6912
--------
699,840