Answer:
1quter
Step-by-step explanation:
Answer:
x² + 12x + 35
Step-by-step explanation:
The area of the blue section is x * x = x².
Pink: x * 7 = 7x
Green: x * 5 = 5x
Orange: 7 * 5 = 35
When we add these up we get x² + 12x + 35. Hope this helps!
Answer:
All answers are in degrees
quadrilateral->90
pentagon-> 72
octagon->45
decagon->36
30-gon ->12
50-gon->7.2
100-gon->3.6
Step-by-step explanation:
<span>Trapezoid area = ((sum of the bases) ÷ 2) • height
</span>
<span>Trapezoid area = ((5 + 3) / 2) * 5
</span>
Trapezoid area = ((8) / 2) *5
<span>Trapezoid area = 20
Source:
http://www.1728.org/quadtrap.htm
</span>