Check the picture below.
so the lateral area will be just the area of the sides, namely excluding the bases at top and bottom, thus

Look at the picture.
Angle a:
Vertical angles are equal
Angle b:
(ΔABC). In a triangle, the three interior angles always add to 180°
Angle c:
<span>Angles on one side of a straight line will always add to 180 degrees. </span>
Answer:
the price is approximately $12.75
Step-by-step explanation:
Answer:
15
Step-by-step explanation: