25 anything raised to zero equals one
Answer:
6.25 cm
Step-by-step explanation:

Hope this helps!
Answer:
3
Step-by-step explanation:
sqrt9 = 3
Answer:
- maximum increase: 90°
- maximum decrease: -90°
- zero change: 0°
Step-by-step explanation:
A line or ray pointing straight upward will be pointing in the direction of maximum increase. It will make an angle of 90° with respect to the x-axis.
A line or ray pointing straight downward will be pointing in the direction of maximum decrease. It will make an angle of -90° with respect to the x-axis.
A horizontal line will be associated with zero change. It makes an angle of 0° with respect to the x-axis.
Answer:
please perimeter is a summation .
so how can the perimeter be 60^2?