lala158736
18.02.2021 •
Mathematics
F(10): 2x-5
a. -15
b.15
Solved
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Ответ:
YOUR ANSWER IS A
Ответ:
45°
Step-by-step explanation:
mLA : mLB : mLC = 1:2:1 => 1+2+1=4 (equivalent with 180°)
so, mL2 = mLC = 1/4 ×180° = 45°