Trigonometry

Hong Kong

Stage 1 - Stage 3

Using your knowledge of common Pythagorean triples or otherwise, is $\left(15,8,17\right)$(15,8,17) a Pythagorean triple?

Yes

A

No

B

Easy

Less than a minute

Peter knows the two smallest numbers in a Pythagorean triad, which are $3$3 and $4$4. What number, $c$`c`, does Peter need to complete the triad?

If $3$3 and $4$4 are the two smallest values in a Pythagorean triple, what is the largest value, $c$`c`, in the triple?

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