Math Help Please
posted by Andrew .
The concentric circles, or growth rings, represent the crosssection of a tree with a diameter of 16 centimeters. The width of the outer tree ring measures 2 centimeters. What is the area in square centimeters of the outer ring of the crosssection of the tree? Use 3.14 for p.i.
does 88 seem correct?
actually I got 87.92 but thank you
yeah that's what i got but i just rounded because of the sig figs
Respond to this Question
Similar Questions

Math Help Please
The concentric circles, or growth rings, represent the crosssection of a tree with a diameter of 16 centimeters. The width of the outer tree ring measures 2 centimeters. What is the area in square centimeters of the outer ring of … 
Math
Early in his career, Andrew Ellicott Douglass (18671962) noticed a connection between climate and the growth of plants. Studying this connection, Douglass was able to develop the science of dendochronology, a method for dating events … 
Geometry
I;m so lost with these questiona. Any help will be appreciated. 1. Find the area of a square if one side measures 27 centimeters. 2. Exactly how many cubic inches of air can a fully inflated basketball hold if its radius is 4.2 inches? 
math
A rectangular piece of posterboard measures 60 centimeters by 80 centimeters. You draw a net of a box on the poster board and cut it out. If the box measures 10 centimeters by 16 centimeters by 27 centimeters, what is the area of the … 
Algebra 1
A right triangle has a base measuring 5 centimeters & a height of 12 centimeters. By what amount will the area of this triangle increase if both the base length & the height are tripled? 
trig
A certain species of tree grows an average of 0.5 cm per week. Write an equation for the sequence that represents the weekly height of this tree in centimeters if the measurements begin when the tree is 800 centimeters tall? 
trig
A certain species of tree grows an average of 0.5 cm per week. Write an equation for the sequence that represents the weekly height of this tree in centimeters if the measurements begin when the tree is 200 centimeters tall. 
math
For a button to fit through its buttonhole, the hole needs to be the size of the button's diameter. What size buttonhole is needed for a button with a circumference of 7.38 centimeters? 
Width of a square
A rectangle has an area of 45 square centimeters and a length of 10 centimeters. What is the width of the rectangle? 
Math
CLIMATOLOGIST Each year a tree is alive,it adds a layer of growth,called a tree ring,between its core and its bark. A climatologist measures the width of tree rings of a particular tree for different years: YEAR: 1900:1910:1920:1930:1940 …