Answer:
Step-by-step explanation:
Circumference is pi × diameter
Diameter is 2x radius
10π is the circumference
10π= 31.4cm
Answer:
-35
Step-by-step explanation:

I got this by multiplying the numerator by 7. This allows the denominator to be the same as the numerator, thus equalling 1.
1 * a = a
Answer:
The product of terms 2x + y and 5x – y + 3 is:
Step-by-step explanation:
We need to multiply the two terms

The product of terms 2x + y and 5x – y + 3 is:
In the value 9,443.2 we can spot two 4's.
One resides in the hundreds column and the other resides in the tens column.