ilovebeans25423
28.01.2021 •
Mathematics
What is 1/1 divided by -5/7? Plz help
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Ответ:
Exact form: -7/5
Decimal form: -1.4
Mixed number form: -1 2/5
Step-by-step explanation:
Ответ:
see below
Step-by-step explanation:
angle JP = (180 - 32 - 90) + (180 - 22 - 90)
= 58 + 68
= 126°
angle JKP = (360 - JMP - JLP - LNP)/2
= 360 - (180 - 32 - 90) - 126 - (180 - 22 - 90)
2
= 360 - 58 - 126 - 68
2
= 54°
MP = 7
KN = 10
JP = 11 / cos(32)
= 13
PL = 17 / cos(22)
= 18.3