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Daniel Math Academy · Grade 8 Math

Is It a Right Triangle?

Skill M.3 · Pythagorean theorem · ★★☆ Medium · Quarter 4

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Score/ 12

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Can the three lengths be the sides of a right triangle? Write yes or no.

1. 1
   $26$, $10$, $23$ 
2. 2
   $15$, $17$, $8$ 
3. 3
   $24$, $10$, $26$ 
4. 4
   $26$, $24$, $10$ 
5. 5
   $15$, $39$, $36$ 
6. 6
   $5$, $11$, $13$ 
7. 7
   $7$, $24$, $25$ 
8. 8
   $6$, $8$, $10$ 
9. 9
   $17$, $15$, $8$ 
10. 10
    $25$, $7$, $24$ 
11. 11
    $48$, $50$, $14$ 
12. 12
    $15$, $36$, $39$ 

Daniel Math Academy · Grade 8 Math

Answer Key

M.3 Is It a Right Triangle? · ★★☆ Medium

1. 1no
2. 2yes
3. 3yes
4. 4yes
5. 5yes
6. 6no
7. 7yes
8. 8yes
9. 9yes
10. 10yes
11. 11yes
12. 12yes