3 years ago

PLS HELP BRAINLIEST

Mathematics

1 answer:

laiz [17]3 years ago

7 0

Answer:

a) AB = 17 m

b) AC = 20.8 m

Step-by-step explanation:

Pythagorean theorem

a^2 + b^2 = c^2

AB^2 = (26-11)^2 + 8^2

AB^2 = 15^2 + 8^2

AB^2 = 225 + 64

AB^2 = 289

AB = 17 m

AC^2 = AB^2 + BC^2

AC^2 = 17^2 + 12^2

AC^2 =289 + 144

AC^2 = 433

AC = 20.8 m

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