Fractions need common denominator to add or subtract them because without denominators a fraction is not a fraction, it is a whole number
Example - 2/8 is a fraction
but 2 is not a fraction
Answer:
sorry I didn't know what to do in this question
I am really sorry
Answer: 31.5 square units
Explanation:
The area of the rectangle is length*width = 7*3 = 21 square units
The area of the triangle is 0.5*base*height = 0.5*7*3 = 10.5 square units
The combined area is 21+10.5 = 31.5 square units
Answer:
<h2>x = 3.499 in</h2>
Step-by-step explanation:
In a kite, the diagonals are perpendicular. Hence
is a right angled triangle.

From Pythagoras theorem, since
is a right angled triangle,
.
Area of
= 

From diagram 
∴ 
The answer is AAAAAAAAAAAAAAAA