Physics
Senior High
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還 練習4. 次の問いに答えよ。
(1) sin30? の値 (有効2桁の小数で答えよ)
(2) cos30? の値 (有効2桁の小数で答えよ)
⑬) amの-ツ20 7となるの値 (有効 2桁で答えよ) “
^
(4⑰ cosの= =0.50 となる9の値(効2桁で答えよ)
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