7.any of the four interceptions of the equatorial circle by the horizon and the meridian. 8.angle iron (def. 2). v.t. 9.to move or bend in an angle. 10.to set, direct, or adjust at an angle:to angle a spotlight. 11.to slant (a piece of reporting) toward a particular point...
By parametrizing the conic surfaces spanned by the reciprocal-lattice vector under the action of the rotation axes, a new procedure for angle calculations for a κ diffractometer is presented. It is applied to obtain angle settings in various modes for a newly developed six-circle diffractometer....
4. "It looks like a truangle(三角形)," says Ann. "No, it's a circle(圆形) ." says Greg. "It'big. " "It's not a firefly! What is it?" "It's a pacehp!"5. "Oh, no!" says Greg. What's happening(发生)? "Why are we flying?" asks Ann. They are flying up to the...
The measure of an arc can be found by dividing that arc's length (s) by the circle's radius (r). (s/r) = (arc's length / circle's radius) The resulting answer is written in radians, and can be converted to degrees by multiplying that number of radians by 180, then dividing by...
An angle in degrees is denoted by a tiny circle (°) that is often placed in the superscript position after the number (at the top-right corner of a number). For example, 40 degrees = 40° Note that this symbol is to be used after the numerical value representing the measurement of...
Is formed by 3 points that all lie on the circle's circumference. Diagram 1 The Formula The measure of the inscribed angle is half of measure of the intercepted arc . m ∠b=12AC m ∠b=12AC⏜ Explore this relationship in the interactive applet immediately below. Interactive Inscribe...
解析 ∠ ODC=66^(° ) (opposite angles of a cyclic quadrilateral add to 180^(° ))OC=OD (radii same circle)∠ ODC=∠ OCD (base angles of isosceles triangle are equal)∠ COD=180^(° )-66^(° )-66^(° )=48^(° ) (angles in atriangle add to 180^(° ))...
A chord of a circle of radius 14 cm makes a right angle of the centre. Find the are a of the major segments of the circle. A) 590$$ c m ^ { 2 } $$|B) 560cm^{2}|C)595 $$ c m ^ { 2 } $$D)995 $$ c m ^ { 2 } $$|E) None of these 相关知识点: 试题来源...
angle of incidence n 1.(General Physics) the angle that a line or beam of radiation makes with the normal to the surface at the point of incidence 2.(Aeronautics) another name forangle of attack 3.(Aeronautics) Also called:rigging angle of incidencethe angle between the chord line of an...
A circle with its central angle is given below. Using the Inscribed Angle Theorem, which corresponds to the correct measurement of anglel∘? 132∘ 130∘ 133∘ 131∘ 20. Consider the illustration of the circle and solve for the value of anglek∘. ...