Answer:
The measure of each interior angle of a regular decagon is 144. The measure of each interior angle of a regular nonagon is 140. Step-by-step explanation:
Sorry if am wrong.
Answer:
80 ft²
Step-by-step explanation:
The carpet area will be the area of the pentagon less the 25 square feet taken up by the tree. The area of the pentagon is found by putting the given numbers into the given formula.
pentagon area = 5((7 ft)(6 ft))/2 = 105 ft²
carpet area = 105 ft² -25 ft² = 80 ft²
Peter will need 80 square feet of carpet.
To find this out, subtract the tip from the total:
$128 - $86= $42
Then divide the 42 by 6:
42 / 6 = 7
So the waiter earns $7 per hour.
Hope this helps!
Answer:
this is hard what grade is this for
Step-by-step explanation:
Divide -3
-3/-3a = 15/-3
a = -5