Step-by-step explanation:
1 act like the decimals aren't there then put 50:1 on the outside and 6630 on the inside and divide like normal
Answer:
i don't know this answer but i do know something about math i know a square plus b square = c square
Step-by-step explanation:
Answer:68.2
Step-by-step explanation:
cos6=71/EF
cos6= 0.960170286650366
0.960170286650366= 71/EF
0.960170286650366*71=EF
EF= 68.2