1. A cellular phone tower with a range of 25 units is located on a coordinate grid at (10, 35). Write an equation that describes its position and range.

When submitting an answer in the form of an exponent, use a caret (^) to indicate the power. For example, 53 would be written as 5^3.

(1 point)

Write the standard equation of each circle. When submitting an answer in the form of an exponent, use a caret (^) to indicate the power. For example, 53 would be written as 5^3.

2. center (0, -6); radius (1 point)

3. center (3, 2); diameter 18 (1 point)

4. center (-9, 5); passing through (-7, 1) (1 point)