(-8.6)+7.2= -1.4
Think of it as 8.6-7.2 and carry down the negative sign.
Answer:
3.4
Step-by-step explanation:
3.4 is able to be converted into a fraction so it is rational.
If the shaded region is the area inside the rectangle but outside the square, then the area is 121-25pi or 42.4602
Answer:
Area of regular pentagon is 238.95 square inches.
Step-by-step explanation:
Given a regular pentagon with side length of 11.8 inches and dotted line from center to middle of side of 8.1 inches.
we know a regular polygon divides into 5 congruent triangles.
Side of pentagon i.e base of one triangle is 11.8 inches.
Also, distance from center to middle of side which is height of triangle is 8.1 inches.
Area of 1 triangle=
=
= 47.79 sq inches.
Area of regular pentagon=area of 5 congruent triangles= =238.95 sq inches.
Hello!
A cylinder has 3 faces 2 edges and 0 vertices
The answer is cylinder
Hope this helps!