45
1. Area = 1/2 B(base) x H(height)
2. Area = 1/2 9 x 10
3. Area = 1/2 90
4. Area = 45 inches
The rational numbers would be 3.99 and 4 while there are no irrational number. A rational number is a number that can be written as a fraction for 3.99 it can be written as 399/100 and its the simplest form of the fraction. Also, 4 is a rational number since it can be written as 4/1 which is a fraction.
The answer for the inverse is X= -1
Answer:
<h2>
4</h2>
Option A is the right option.
solution,
∆ABC~∆EDC

putting the values,

Hope this helps..
Good luck on your assignment..