I have mercy:
8x and 9x+5 (the angles) form a right angle so 8x+9x+5=90 which means x is 5 and plugging it back into the angles 8x we get 40 sinceBHR and angle 8x are vertical angles they are equal to each other and so it's equal to 40
$5 per hour is the constant rate because 10/2 is 5, 20/4 is 5 etc.
Answer:

Step-by-step explanation:

Expand 


Now it is time to think.
Once




We can get something in the format

From the conclusions above,

Answer:
223
Step-by-step explanation:
find the area for each side.