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asked Aug 2, 2023 70.6k views

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Please help me solve this, random answers will be removed

Mathematics
high-school

NatKSS asked

by NatKSS

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Answer:

Explanation:

MahanGM answered Aug 4, 2023

by MahanGM

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$ac {}^(2) = cb {}^(2) + ba {}^(2) - 2(cb)( ba)(cos \alpha ) \\ ac {}^(2) = 21 {}^(2) + 26 {}^(2) - 2(21)(26)(cos112) \\ ac {}^(2) = 441 + 676 - 1092(cos112) \\ ac {}^(2) = 1526.07 \\ ac = 39.065$

DavidsKanal answered Aug 7, 2023

by DavidsKanal

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