There are many different shapes and sizes of flags in use around the world, including rectangles, squares, triangles and even flags that don't have any right angles at all.
Israel
Israel's national flag features a blue Star of David and two horizontal blue stripes on a white background. The design is based on the white and blue striped Tallit used in Jewish prayers. It was first officially adopted in 1948.
Marshall Islands
The Marshall Islands flag was adopted on May 1, 1979. There are two orange and white stripes running from the bottom corner to the top corner on a blue background, and a big white star above these stripes. The flag was designed by Emlain Kabua, the first First Lady of the republic.
China
The national flag of the People's Republic of China, also known as the Five-Star Red Flag, is identified by five gold stars on a red background in the upper left corner. This design includes an arrangement where four smaller stars, one large, form an arc towards the larger star.
Dominica
The Dominica flag was adopted on November 3, 1978, with minor changes in 1981, 1988 and 1990. The green area represents the dense vegetation of the island, while the cross symbolizes Christianity and the Trinity.
The tricolor bands of the cross represent the natives, fertile land and pure water. The ten green five-pointed stars represent the ten regions of the country. The red disc represents justice, while the purple Sisserou parrot makes the flag one of only three national flags that contain the color purple.
Comoros
The flag of the Comoros consists of four stripes representing the four main islands: yellow for Mohéli, white for Mayotte (a French department claimed by the Comoros), red for Anjouan, and blue for Grande Comore. Inside the green triangle is a white crescent and four white five-pointed stars, representing their main religion, Islam. These stars also symbolize the four islands. The flag was officially adopted on December 23, 2001.
Australia
The Australian flag is based on the British Blue Ensign; It contains the flag of the United Kingdom at the top on a blue field and a representation of the Southern Cross constellation consisting of a large white seven-pointed star (the Commonwealth Star) and five white stars.
Aruba
The Aruba flag includes four colors and symbols: yellow, blue, red and white. The light blue color represents the sea surrounding the island. Yellow symbolizes abundance and solidarity and represents the economic prosperity of the island. The white color symbolizes the island's pristine beaches and the pure hearts of Arubans striving for justice, order and freedom. The red star represents the Aruba population of various origins and Aruba itself. Red also symbolizes love.
Venezuela
The Venezuelan flag consists of three horizontal bands of color: yellow, blue and red. Introduced in 2006, the eight-star flag includes red representing the blood spilled in Venezuela's war of independence, yellow symbolizing the country's wealth and fertility of its land, and blue representing the surrounding Caribbean Sea. The seven stars represent the seven states that signed the declaration of independence.
Slovenia
The flag of Slovenia includes three equal horizontal bands of white, blue and red. At the top of the flag, in the center of the white and blue band, is the coat of arms of Slovenia.
The coat of arms includes a painting of Slovenia's highest peak, Mount Triglav, two wavy blue lines representing the Adriatic Sea and local rivers, and three gold stars from the coat of arms of the Counts of Celje, the great Slovenian dynasty of the 14th and 15th centuries. Although the flag colors are considered Pan-Slavic, these colors actually come from the coat of arms of the Duchy of Carniola in the Middle Ages.
United States
The flag of the United States of America is a red and white flag consisting of 13 equal horizontal stripes, often referred to as the "Stars and Stripes". These lines represent the 13 British colonies that declared their independence from Great Britain.
Within a blue canton are 50 white, five-pointed stars, representing the 50 states of the USA. The flag has been officially changed 26 times since 1777, and the current 50-star version has been in use since 1960.
Related: American Flag Coloring Pages
Senegal
The flag of Senegal is a tricolumn consisting of three vertical stripes of green, yellow and red, with a green five-pointed star in the centre. Adopted to replace the flag of the Mali Federation in 1960, this flag has been the flag of the Republic of Senegal since the country gained its independence. The present and earlier flags are inspired by the French Tricolor flag that flew over Senegal until 1960.
Samoa
The flag of Samoa includes a blue rectangle on a red background. The blue rectangle has four large white five-pointed stars known as the Southern Cross and a smaller star in the centre. This flag was adopted on 24 February 1949 for UN Trusteeships and on 1 January 1962 for independence.
Brazil
The flag of Brazil consists of a blue disc in a yellow diamond on a green background and a curved band depicting a starry sky depicted by the stars on the disc. The flag was officially adopted on November 19, 1889, replacing the flag of the Brazilian Empire.
Nepal
The flag of Nepal is the only irregular flag in the world. Red is the symbol of courage, the blue border is the color of peace, and the white symbols represent the sun and the moon.
Vietnam
The Vietnamese flag consists of a large yellow star on a red background. The red color symbolizes the revolution and bloodshed, while the yellow star represents the five main classes of Vietnamese society: intellectuals, farmers, workers, entrepreneurs and soldiers.
Panama
The Panamanian flag consists of four rectangular sections. Starting clockwise; a blue star, a red rectangle, a red star, and a blue rectangle. The flag was designed and officially adopted by María de la Ossa de Amador in 1925.
Paraguay
The flag of Paraguay is inspired by the colors of the French Flag. It consists of horizontal stripes of red, white and blue. The flag has the national emblem of Paraguay on the obverse, and the treasury seal on the reverse.
The flag is one of only three flags in the world and has different symbols on both sides. The colors of the flag symbolize independence and freedom, while the coat of arms represents Paraguay's independence.
Myanmar
The flag of Myanmar consists of horizontal stripes of red, yellow and green. In the middle is a large white five-pointed star. The flag is the only tricolor flag in Asia and its colors symbolize independence, unity and nature.
Red represents courage and determination, yellow represents unity and wisdom, and green represents fertility and peace. The white star symbolizes purity, honesty and strength.
Cameroon
The flag of Cameroon consists of vertical stripes of green, red and yellow. The red stripe features a six-pointed gold star. Green represents the forests in the south of the country, while yellow represents the savannas and the sun in the north of the country. This flag uses Pan-African colors and represents unity and harmony.
Cape Verde
The Cape Verdean flag consists of five different horizontal stripes: blue, white, red, white and blue. In the center of the flag are ten yellow five-pointed stars pointing upwards. The blue stripe is half the height of the flag.
The white and red stripes are one twelfth of the height of the flag. The bottom blue stripe is one quarter of the flag's height. Therefore, the heights of the strips are in a ratio of 6:1:1:1:3.
Ghana
The flag of Ghana is a tricolor of red, gold, and green colors horizontally. In the middle of the flag is a black five-pointed star. It was adopted on March 6, 1957, after Ghana's independence.
The flag was designed by the famous Ghanaian artist Theodosia Okoh. The flag of Ghana uses the Ethiopian Pan-African colors and is the second African flag to have these colours. The red, gold and green stripes represent the country's struggle for independence, while the black star symbolizes the liberation of Africa and unity against colonialism.
Kosovo
The flag of Kosovo is based on a blue background with a gold map and six white five-pointed stars on it. The stars represent the six main ethnic groups of Kosovo: Albanians, Serbs, Bosnians, Turks, Roma and Gorani.
The flag of Kosovo officially resembles the flag of Bosnia and Herzegovina. The Kosovo flag is one of the rare national flags that uses maps. The ratio of the flag is 5:7 and is officially regulated by the "Kosovo Law on the Use of State Symbols". The Serbian government objects to the use of the Kosovo flag in international meetings and meetings.
Ethiopia
The flag of Ethiopia is a tricolor of horizontal stripes of green, yellow and red. In the center of the flag is a golden five-pointed star on a blue disk. While the green color represents labor, development and productivity; yellow symbolizes hope and red represents blood spilled for Ethiopia's defense.
The colors and symbols of the flag were inspired by Ethiopia's history, culture and spiritual values. The tricolor pattern of the flag has existed since the 19th century and carries a special meaning.
Related : Blue and red flag, Blue and Yellow Flag
Bonus: Flag coloring pages