Answer:
try 87 or 86
Step-by-step explanation:
Answer:
38.5
Step-by-step explanation:
The formula for the area of the circle is
.
Since you have the diameter and you're told to use 3.14 as pi, all you need to do is to substitute.
The diameter is also 2 times the size of the radius so you divide 7 by 2.
So 
Answer:
D.
Step-by-step explanation:
If the triangle has one angle that is equal to 90 then it is a right triangle.
Answer:
B
Step-by-step explanation:
Try using 2 and 5.. 2x{[(12-3)x3]+(5x6)-8}=98