If lines MK and NL are perpendicular, also it is known that angle FON = 147 degrees and angle SOK = 24 degrees
Please find:
a) MOF
b) FOS
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回答 (1)
2020-09-14 5:17 pm
✔ 最佳答案
a)∠FON = ∠MON + ∠MOF
147° = 90° + ∠MOF
∠MOF = 57°
b)
∠FOS
= ∠FOL + ∠LOK + ∠SOK
= (180° - ∠FON) + ∠LOK + ∠SOK
= (180° - 147°) + 90° + 24°
= 147°
收錄日期: 2021-04-12 12:53:19
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