U.2

정삼각형·이등변삼각형·부등변삼각형

4분기 (4~6월)

변의 길이를 보고 정삼각형·이등변삼각형·부등변삼각형으로 분류하기

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Daniel Math Academy · Grade 4 Math

Equilateral, Isosceles & Scalene Triangles

Skill U.2 · Triangles, quadrilaterals & symmetry · ★★☆ Medium · Quarter 4

Name
 
Date
 
Score/ 6

Write equilateral, isosceles, or scalene.

Example

Sides 5 cm, 5 cm, 8 cm → isosceles

Think: Equilateral: 3 equal sides. Isosceles: 2 equal sides. Scalene: no equal sides.

  1. 1
    10 cm10 cm5 cm
    Equilateral, isosceles, or scalene? 
  2. 2
    13 m10 m15 m
    Equilateral, isosceles, or scalene? 
  3. 3
    3 m3 m3 m
    Equilateral, isosceles, or scalene? 
  4. 4
    6 cm6 cm6 cm
    Equilateral, isosceles, or scalene? 
  5. 5
    13 ft14 ft7 ft
    Equilateral, isosceles, or scalene? 
  6. 6
    11 in11 in13 in
    Equilateral, isosceles, or scalene? 
Daniel Math Academy · danielmath.comWorksheet #kq4du8q · Page 1 / 2
Daniel Math Academy · Grade 4 Math

Answer Key

U.2 Equilateral, Isosceles & Scalene Triangles · ★★☆ Medium

  1. 1isosceles
  2. 2scalene
  3. 3equilateral
  4. 4equilateral
  5. 5scalene
  6. 6isosceles
Daniel Math Academy · danielmath.comWorksheet #kq4du8q · Answer Key · Page 2 / 2