Question

What is the length of side s of the square shown below?

45°
00
90°
S
о
O A. 45
B. 82
O
C. 2
O
D. V8
O
E. 4
F. 1

Answer 1

`A.\: 4 √(2)`

Explanation:

`\sin \: 45 \degree = (s)/(8) \\ \\ \implies \: (1)/( √(2) ) = (s)/(8) \\ \\ \implies \: s = (8)/( √(2) ) = (8 √(2))/(2) \\ \\ \implies \: \huge \: s = 4 √(2)`