aaron2113
11.11.2019 •
Mathematics
Ireally need !
△dlz∼△myr
what is yr?
(picture included! )
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Ответ:
YR = 33.6 in.
Step-by-step explanation:
△DLZ∼△MYR
LZ / DZ = YR / MR
21/18 = YR / 28.8
7 / 6 = YR / 28.8
YR = 7 * 28.8 / 6
YR = 33.6
Ответ:
370mm
Step-by-step explanation:
15mm×30mm=450mm
8mm×10mm
450mm-80mm =370mm