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Triangle ABC has perimeter 20 cm. AB = 7 cm. BC = 4 cm. By calculation, deduce whether triangle ABC is a right-angled triangle

Triangle ABC has perimeter 20 cm. AB = 7 cm. BC = 4 cm. By calculation, deduce whether triangle ABC is a right-angled triangle
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Triangle ABC has perimeter 20 cm.

AB = 7 cm.
BC = 4 cm.
By calculation, deduce whether triangle ABC is a right-angled triangle

asked
User Onestone
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7.8k points

1 Answer

4 votes

Answer: 28.

Step-by-step explanation: Because if you times 7 and 4 you get 28.

answered
User Ruprit
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8.6k points
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