Answer:
B
Step-by-step explanation:
Answer:
22
Step-by-step explanation:
The easiest way to do this is to multiply the number you got right by 1+ the percent you got wrong. In this case it would be 1+.18. If you multiply 18 by 1.18 you get 21.24. Because you cant have part of a question you need to round up. To check you can divide 18 by 22 and you get 81.81. I hope this helps!
Answer: A= 68 square centimeters
Step-by-step explanation:
A=
+
/2 x h
6+11=17
17/2=8.5
8.5 x 8= 68