Diameter is radius plus radius so its 14. Circumference is radius times pi which is 3. 14 so the answer for Circumference is 43.98.
Area is 153.94 the formula is A= nr to the power of two
Answer:
d
Step-by-step explanation:
Just look for the one that have right adding
To find the perimeter of a square, just add up all the lengths of the sides: The area of a square: To find the area of a square, multiply the lengths of two sides together... Another way to say this is to say "square the length of a side!" and for the rectangle, The perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides. x is in this case the length of the rectangle while y is the width of the rectangle.
Answer:
a) 
b) 
c) 
d) 

Step-by-step explanation:
From the question we are told that:
Sample size 
Mean 
Standard deviation 
Population mean 
Significance 
Generally the hypothesis given by

Generally the equation for test statistics is mathematically given by



Generally the Critical value is mathematically given by



From table

Therefore



Answer:
Formula is
r^2h/3
Volume 549.78
Step-by-step explanation:
which is
multiplied by 5^2 the radius multiplied by 21/3 the height equals 549.78