Question

What is the length of the missing side, x?

40 in.
740
35 in.
510
49 in.
740
55°
х

Answer 1

using similarity side 35 in. is similar to side x and side 40 in. is similar to side 49 in.

so... x\35in.=49/40

x×40=49×35

40x=1715

x=1715÷40

x=49