Answer:
Area of the shaded region= 
Step-by-step explanation:
Area of the shaded region= Area of the triangle- Area of the rectangle
Dimensions of the triangle:
Base= 40 inch
Height= 40 inch
Area of a triangle=

Area of the rectangle= Length*Width
Length=30 inch
Width=10 inch
Area:

Area of the shaded region= 
<span> ; 112 jumps</span><span> ; 128 jumps</span><span> ; 151 jumps</span><span> ; 172 jumps
</span>
Answer: 234
Step-by-step explanation:
If there are 130 nonfiction books, then there are 234 fiction books
Answer:
So we know the formula to calculate the area of the circular sector:
S=(r^2*π*a)/306°=
(5^2*3.14*40°)/360°= (1000*3.14) /360=8.72cm^2 so the right alternative should be the first one ,A.
Step-by-step explanation:
r - radius of the circle
a - corner of the circular sector
S - surface