triangle

a triangle pointing downwards

a triangle with a 90-degree angle

a triangle with a 90-degree angle

a triangle with three equal sides

a triangle with two equal sides

a triangle with no equal sides

the highest point or vertex of a triangle

to divide something, like food, into triangular pieces

to create a picture of a triangle

for things to come together to create a triangle shape

to draw a triangle with specific measurements, often in mathematics