There is a triangle with a 90 degree angle and two congruent angles. One side is 6. The hypotenuse of the triangle is this.

The long leg of a 30,60,90 triangle is 21. The hypotenuse of the triangle is this. (Draw it)

Once upon a time there was a square named chloe, she had all 90 degree angles, like most squares do. Sh was 6ft tall, but all her friends were triangles and she wondered what size she would be if she was a triangle also. Chloe ran home from school to find