Answer:
1.C 46 inches,2.B.104.5 square inches,3.D.706.5 square inches
Step-by-step explanation:
Hello.
What is the perimeter of a rectangle with width 10 inches and length 13 inches?
to find the perimeter of the rectangle we must add all its sides (4 sides)
side 1 = side 2= width=10 inches
side 3 = side 4 =lenght=13 inches
Perimeter=10+10+13+13 =46 inches
Answer
1.C 46 inches
2. What is the area of a triangle with base 19 inches in height 11 inches?
the area of a triangle is given by
[tex]A=\frac{b*h}{2}[/tex]
where b is the base and h is the height
using our data
[tex]A=\frac{19*11}{2} \\A=\frac{209}{2} \\Area=104.5 square inches[/tex]
the area is
2.B.104.5 square inches
3. What is the area of a circle with a radius of 15 inches, to the nearest tenth? Use 3.14 for pie.
the area of a circle is given by
[tex]A=\pi \ r^{2}[/tex]
where r is the radius of the circle
using our data
[tex]A=\pi \ r^{2}\\A=3.14\ *\ 15^{2}\\A=706.5[/tex]
the area is
3.D.706.5 square inches
Have a great day
