Awheelchair ramp for a business cannot be steeper than 5° a similar ramp for a home can be 10° what is the difference in degrees of these two ramps? explain.

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.