Answer:
The sum of 81 is 9*9=81
Step-by-step explanation:
Answer:
200.96 sq. meters.
Step-by-step explanation:
The formula for the area of a circle is \pi r^(2). To solve for the area, use the given values, pi is 3.14 and the radius is 18. This gives you the new equation of (3.14)(18)^2. Solve algebraically, first raising the radius to the power of 2, and then multiplying.
306 cause 2448divided by 8
The perimeter of a triangle is found by adding all the three sides.
Let's call the third side "x"
So,
6+9+x = 23
15+x = 23
x = 8
