Factor 18s-63 A 9(2s+7) B 6(3s-11) C 18(s-3) D 9(2s-7)
1 answer:
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Answer:
80cm
Step-by-step explanation:
Answer:
5 or 18.03
Step-by-step explanation:
Let's call the unknown leg x
Using the Pythagoras rule
19^2 = 6^2 + x^2
361 = 36 + x^2
subtract 36 from both sides
361 - 36 = x^2
325 = x^2
Take the square root of both sides
=
= x
x = 5 = 18.03