K.1

삼각형이 될 조건

세 길이로 삼각형을 만들 수 있는지, 셋째 변의 길이의 범위 구하기

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Daniel Math Academy · Grade 7 Math

Triangle Inequality

Skill K.1 · Triangles & polygons · ★★☆ Medium

Name
 
Date
 
Score/ 4

Answer each question.

Example

and , so no

Think: The two shorter sides must add up to more than the longest side, or they can't meet.

  1. 1
    Can sides of , , and inches form a triangle? 
  2. 2
    Can sides of , , and meters form a triangle? 
  3. 3
    Can sides of , , and inches form a triangle? 
  4. 4
    Can sides of , , and inches form a triangle? 
Daniel Math Academy · danielmath.comWorksheet #vexmaqx · Page 1 / 2
Daniel Math Academy · Grade 7 Math

Answer Key

K.1 Triangle Inequality · ★★☆ Medium

  1. 1yes
  2. 2no
  3. 3no
  4. 4no
Daniel Math Academy · danielmath.comWorksheet #vexmaqx · Answer Key · Page 2 / 2