Name :
Sides - Numerals: S1
Identifying Triangles
Identify each triangle based on sides. (Equilateral, Isosceles or Scalene)
1)
2)
3)
n
3i
3 ft
3
ft
n
2y
d
5i
d
2y
5 ft
7 in
2 yd
Equilateral triangle
4)
5)
6)
4f
t
in
4 ft
2
in
d
9y
8 yd
2
3 in
4 ft
7)
7 yd
8)
9)
7 in
4 yd
7 in
4 yd
4 ft
6 ft
9 ft
7i
n
2 yd
10)
11)
12)
3 ft
3 yd
Printable Worksheets @ www.mathworksheets4kids.com
7 in
n
t
3f
6y
d
8i
d
4y
3f
t
7 in
Name :
Answer key
Sides - Numerals: S1
Identifying Triangles
Identify each triangle based on sides. (Equilateral, Isosceles or Scalene)
1)
2)
3)
n
3i
3 ft
3
ft
n
2y
d
5i
d
2y
5 ft
7 in
2 yd
Equilateral triangle
4)
Scalene triangle
5)
Isosceles triangle
6)
4f
t
in
4 ft
2
in
d
9y
8 yd
2
3 in
4 ft
Equilateral triangle
Isosceles triangle
7)
7 yd
8)
Scalene triangle
9)
7 in
4 yd
7 in
4 yd
4 ft
6 ft
9 ft
7i
n
2 yd
Scalene triangle
10)
Equilateral triangle
Isosceles triangle
11)
12)
3 ft
7 in
n
t
3f
6y
d
8i
d
4y
3f
t
7 in
3 yd
Equilateral triangle
Scalene triangle
Printable Worksheets @ www.mathworksheets4kids.com
Isosceles triangle