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Slovní zásoba pro IELTS Academic (Skóre 6-7) - Geometry

Zde se naučíte některá anglická slova související s geometrií, která jsou nezbytná pro akademickou zkoušku IELTS.

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Vocabulary for Academic IELTS (6-7)
cylinder
cylinder
[Podstatné jméno]

(geometry) a solid or hollow shape with two circular bases at each end and straight parallel sides

válec, válcový tvar

válec, válcový tvar

Ex: The glass on the table was in the shape of a tall, slender cylinder. 
sphere
sphere
[Podstatné jméno]

(in geometry) a three-dimensional surface where all points are equidistant from a center

koule, sféra

koule, sféra

Ex: The planet was modeled as a sphere for calculations. 
hexagon
hexagon
[Podstatné jméno]

(geometry) a closed shape with six straight sides and six angles

šestiúhelník, obrazec se šesti stranami

šestiúhelník, obrazec se šesti stranami

Ex: She decided to tile her bathroom floor with hexagon-shaped tiles. 
cone
cone
[Podstatné jméno]

(geometry) a three dimensional shape with a circular base that rises to a single point

kužel, geometrický kužel

kužel, geometrický kužel

Ex: The traffic cones were placed along the road to redirect vehicles during the construction work. 
tangent
tangent
[Podstatné jméno]

(mathematics) the ratio of the opposite to the adjacent side of a triangle that has one angle of 90°

tangens, tečna

tangens, tečna

Ex: If the tangent of an angle is 1, it means the height and base of our triangle are the same. 
ray
ray
[Podstatné jméno]

a straight line that starts at a point and extends infinitely in one direction

paprsek, polopřímka

paprsek, polopřímka

Ex: The geometry teacher drew a ray from point A through point B. 
isosceles triangle
isosceles triangle
[Podstatné jméno]

a type of triangle that has two sides of equal length and two angles of equal measure

rovnoramenný trojúhelník

rovnoramenný trojúhelník

Ex: In an isosceles triangle, the base angles opposite the equal sides are congruent. 
octagon
octagon
[Podstatné jméno]

(geometry) a polygon consisting of eight straight sides and eight angles

osmiúhelník, mnohoúhelník s osmi stranami

osmiúhelník, mnohoúhelník s osmi stranami

Ex: The stop sign is shaped like an octagon. 
swirl
swirl
[Podstatné jméno]

in geometry, a pattern or shape that exhibits a twisting or spiraling motion, often characterized by continuous, curved lines forming a rotational or helical design

vír, spirála

vír, spirála

Ex: The galaxy's arms displayed a beautiful swirl pattern, creating an aesthetic spiral shape. 
vertex
vertex
[Podstatné jméno]

a point where two or more lines, edges, or rays meet to form an angle, or the point at which the sides of a polygon intersect

vrchol, vertex

vrchol, vertex

Ex: In a triangle, each of its three corners is a vertex where two sides meet. 
ellipse
ellipse
[Podstatné jméno]

(geometry) a closed plane curve that has two focal points

elipsa, eliptická křivka

elipsa, eliptická křivka

polygon
polygon
[Podstatné jméno]

(geometry) a flat shape consisting of three or more straight sides

mnohoúhelník, geometrický tvar s několika stranami

mnohoúhelník, geometrický tvar s několika stranami

Ex: A triangle is the simplest type of polygon with three sides. 
pentagon
pentagon
[Podstatné jméno]

a geometric shape with five angles and five straight sides

pětiúhelník, tvar s pěti stranami

pětiúhelník, tvar s pěti stranami

Ex: The flag of the city had a pentagon in the center, symbolizing the five founders. 
helix
helix
[Podstatné jméno]

(geometry) a line curved on a conical or cylindrical surface, like a spiral staircase in shape

šroubovice, spirála

šroubovice, spirála

decagon
decagon
[Podstatné jméno]

(geometry) a flat polygon with ten straight sides and ten angles

desetiúhelník, mnohoúhelník s deseti stranami

desetiúhelník, mnohoúhelník s deseti stranami

Ex: Architects sometimes incorporate shapes like the decagon into their designs for a unique appearance. 
nonagon
nonagon
[Podstatné jméno]

(geometry) a flat shape consisting of nine straight sides and nine angles

nonagon, devítiúhelník

nonagon, devítiúhelník

heptagon
heptagon
[Podstatné jméno]

a seven-sided plane shape consisting of seven line segments or edges that meet at seven interior angles

sedmiúhelník, heptagon

sedmiúhelník, heptagon

Ex: My young daughter proudly showed me the colorful heptagon she had cut out for her geometry homework assignment. 
ellipsoid
ellipsoid
[Podstatné jméno]

a three-dimensional shape similar to a stretched or compressed sphere

elipsoid

elipsoid

Ex: The Earth is often approximated as an oblate ellipsoid due to its slightly flattened shape at the poles. 
cuboid
cuboid
[Podstatné jméno]

a three-dimensional geometric shape with six rectangular faces, resembling a box or a rectangular prism

kvádr, pravoúhlý hranol

kvádr, pravoúhlý hranol

spheroid
spheroid
[Podstatné jméno]

(geometry) a round 3D shape like a ball that is slightly flattened at the top and bottom points

sferoid, rotační elipsoid

sferoid, rotační elipsoid

Ex: The Earth is not quite a sphere but is better described as an oblate spheroid flattened at the poles. 
prism
prism
[Podstatné jméno]

(geometry) a solid figure with flat sides and two parallel ends of the same size and shape

hranol

hranol

polyhedron
polyhedron
[Podstatné jméno]

a solid shape made of flat sides that fit together along their edges

mnohostěn, geometrické těleso s plochými stěnami

mnohostěn, geometrické těleso s plochými stěnami

Ex: The cube is a well-known example of a polyhedron, with six square faces. 
trigon
trigon
[Podstatné jméno]

a three-sided polygon

trigon, trojúhelník

trigon, trojúhelník

hexagram
hexagram
[Podstatné jméno]

(geometry) a flat star-shaped figure with six points that can be formed by making equilateral triangles on each side of a regular hexagon

hexagram, šesticípá hvězda

hexagram, šesticípá hvězda

oblique angle
oblique angle
[Podstatné jméno]

an angle that measures either less or more that 90 degrees

šikmý úhel, nepravý úhel

šikmý úhel, nepravý úhel

Ex: In a parallelogram, opposite angles are oblique angles since they are not right angles. 
reflex angle
reflex angle
[Podstatné jméno]

an angle that measures greater than 180 degrees but less than 360 degrees

reflexní úhel, tupý úhel

reflexní úhel, tupý úhel

diameter
diameter
[Podstatné jméno]

a straight line from one side of a round object, particularly a circle, passing through the center and joining the other side

průměr, průměr

průměr, průměr

Ex: The diameter of a circle is the longest distance between any two points on its circumference, passing through the center. 
circumference
circumference
[Podstatné jméno]

(geometry) the length of the external boundary of a curved shape, especially a circle

obvod

obvod

Ex: The formula for finding the circumference of a sphere involves multiplying the diameter by π (pi). 
radius
radius
[Podstatné jméno]

the length of a straight line drawn from the center of a circle to any point on its outer boundary

poloměr, poloprůměr

poloměr, poloprůměr

Ex: The radius of a circle is half the length of its diameter, extending from the center to any point on the circumference. 
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