x·1/2·7/8·6/7·1/2 = 12 --> x = 64 Stickers
Answer:
$19.55
Step-by-step explanation:
17*0.15=2.55
17+2.55=19.55
The area of D is given by:

The average value of f over D is given by:
Answer:
<h2><u><em>
46 cm²</em></u></h2>
Step-by-step explanation
the figure is composed of a square with an isosceles right triangle inside, we find the area of the square and we take away the area of the triangle.
Triangle area = lxl, right-angled triangle area side by side divided by two.
8 * 8 = 64cm²
6 * 6 : 2 = 18 cm²
Area of the shaded region
64 - 18 = 46 cm²