# vertex angle

## vertex angle

[′vər‚teks ‚aŋ·gəl]
(mathematics)
In a triangle, the angle opposite the base.
References in periodicals archive ?
Two-way analysis of variance revealed no significant effect of age on vertex angle ([F.
This function was most highly laden by P6 color vertex angle (0.
Effects of vertex angle, Reynolds number and distance between jets on mixing parameters and potential core lengths, have been studied.
Changing the vertex angle of triangular jets for understanding how it affects on mixing parameters is important.
The penetrating body--made of diamond shaped as a regular tetragonal pyramid with the square base and with preset vertex angle (136[degrees]) between opposite walls--is pushed against the surface of testing body.
Vickers' hardness is then expressed as the ratio of the testing load applied to dint area in form of regular tetragonal pyramid with square base and the vertex angle equal to the angle of penetrating body (136[degrees]).
a]), and applied voltage (V), on the characterizing parameters as the length of straight segment (L), the vertex angle of envelope cone (0), the diameter of deposited area (D), the shape of deposited area, and nanofiber average diameter ([bar.
It has been shown in Table 1 that the length of the stable jet and the vertex angle of envelope cone changed with different spinning conditions.
For fourth contact, the table gives the vertex angle (VA; measured counterclockwise from straight up on the solar disk) where the limbs of Venus and the Sun finally separate, along with the altitude of the Sun at that time.
This parallax is an angle equal to the vertex angle of a triangle whose base is the earth's orbit or part of it.
For contacts I and IV, where observable, the tables give the vertex angle (v.
Vickers' microhardness is then expressed as the ratio of the testing load applied to dint area in form of regular tetragonal pyramid with square base and the vertex angle equal to the angle of penetrating body (136[degrees]).

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