Answer:
sin α =
Step-by-step explanation:
sin α = 
= 
=
Answer:
Step-by-step explanation:
Weekly tax that Lisa pay is 5% of her weekly earning at $2.50
= 5/100× $2.50=$0.125
Answer:
C) 9
Step-by-step explanation:
12 - 9 = 3
Answer:
360°
Step-by-step explanation:
The sum of the interior angles of a polygon is
sum = 180° (n - 2) ← n is the number of sides
here n = 4, hence
sum of interior angles = 180° × 2 = 360°
