On 2d what you are describing is a part of the native arc tool. Pull an arc tangent (magenta) click then move back toward the corner until it turns magenta again. Then type a radius. Double click subsequent corners.
On 2d what you are describing is a part of the native arc tool. Pull an arc tangent (magenta) click then move back toward the corner until it turns magenta again. Then type a radius. Double click subsequent corners.