रंग और आकार - द्वि-आयामी आकृतियाँ

a completely round, plain shape

वृत्त

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

त्रिकोण

(geometry) a flat shape with four right angles, especially one with opposing sides that are equal and parallel to each other

आयत, आयताकार

a four-sided shape with two pairs of equal-length adjacent sides

हीरा, पतंग

a shape with four equal straight sides and four right angles, each measuring 90°

वर्ग

(geometry) a flat shape with four flat sides, two of which are parallel

त्रिभुज

(geometry) any flat shape with four straight sides, the opposite sides of which are equal and parallel to each other

समांतर चतुर्भुज

(geometry) a flat shape with four equal sides in which opposite angles are equal

समचतुर्भुज, असमान

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

बहुभुज

a flat geometric shape consisting of three straight sides and one right angle

समकोण त्रिकोण, सीधा कोण त्रिभुज

a triangle that does not have a right angle

तिरछा त्रिभुज, सही कोण रहित त्रिभुज

a type of triangle that has all three sides of different lengths

विभिन्न भुजाओं वाला त्रिकोण, असमान पार्श्व त्रिकोण

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

समकक्ष त्रिकोण

a type of triangle with all three sides of equal length

समान भुजाओं वाला त्रिकोण, समान लंबाई वाला त्रिकोण

a type of triangle in which all three angles are less than 90 degrees

तीव्रकोण त्रिकोण, तीक्ष्ण कोण त्रिकोण

a type of triangle that has one angle greater than 90 degrees

obtuse-angled triangle, tupakut triyang

(geometry) a parallelogram with four straight sides and no right angles

रंबोइड

any half of a circle

आधा वृत्त

(geometry) a figure with four sides and two opposite angles more than 90° and two of less than 90°

तिरछा आयत, लोझेंज

a rectangular figure that has unequal adjacent sides with arched angles

अप्रयुक्त आकर,लंबा आयत, round-edged rectangle

a shape that is wide in the middle and narrow at both ends

अंडाकार, एक अंडाकार आकार