• Leate_Wonceslace@lemmy.dbzer0.com
    link
    fedilink
    English
    arrow-up
    4
    arrow-down
    1
    ·
    edit-2
    2 months ago

    Really bold of them to give a triangle problem without specifying any angles.

    With the law of cosine, we have:

    X^2 =25/(5-4cosα)