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MaoTseTongue · Answer 1 · 2019-02-22T23:31:32+0000

16. KI = KE = √(4^2 +2^2) = √20 ≈ 4.47
.. TI = TE = √(6^2 +2^2) = √40 ≈ 6.32

17. ∠I = ∠E = 124°
.. ∠K = 360° -2*124° -32° = 80°

18. Same as 17.
.. ∠E = ∠I = 118°
.. ∠K = 360° -2*118° -74° = 50°

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