View example sentences, synonyms and word forms for Subtend.
Subtend meaning
To use an angle to delimit (mark off, enclose) part of a straight or curved line, for example an arc or the opposite side of a triangle. | To extend or stretch opposite something; to be part of a straight or curved line that is opposite to and delimits an angle. | To form the central angle of a circle underneath an arc.
Example sentences (5)
Definition Section of cone (1) and spherical cap (2) that subtend a solid angle of one steradian inside a sphere A steradian can be defined as the solid angle subtended at the center of a unit sphere by a unit area on its surface.
Hence, all inscribed angles that subtend the same arc (pink) are equal.
In fact, little is known about the angle that membrane proteins subtend to the plane of the membrane; this is a problem difficult to address with available technologies.
It is the distance at which the mean radius of the Earth's orbit would subtend an angle of one arcsecond.
We can assume without loss of generality that the aperture happens to subtend solid angle dΩ when "viewed" from the emitting area element.