asked 86.1k views
2 votes
A tile pattern on a wall is made up of two identical parallelograms and three identical triangles. What is the area of the tile pattern? Enter your answer in the box.

asked
User Quartz
by
8.5k points

2 Answers

6 votes

So,

The area of a parallelogram is simply base times height, or BH. So, the area of the two parallelograms is 2BH.

The area of a triangle is 1/2bh (to distinguish the triangle's b and h from the parallelogram's). Therefore, the area of the three triangles is 3/2bh.

Adding up all of the areas, we get A = 2BH + 3/2bh.


total\ blades=(100\ blades)/(12in.^2)*(144\ in.^2)/(ft.^2)*A_T


(100\ blades)/(12in.^2)*(144\ in.^2)/(ft.^2)=(1.2*10^2\ blades)/(ft.^2)


(2\ ft.)/(pace)


A_T=A_Q+A_R


A_Q=(3)/(4)(8\ paces*(2\ ft.)/(pace))^2=48\ ft.^2


A_R=14\ paces*(2\ ft.)/(pace)*7\ paces*(2\ ft.)/(pace)=392\ ft.^2


A_T=392+48\approx4.5*10^2\ ft.^2


(1.2*10^2\ blades)/(ft.^2)*4.5*10^2\ ft.^2=5.4*10^4\ blades

answered
User John Lee
by
7.3k points
4 votes

if this question is for K12 is 448 your correct answer.

18in / 10in/ 14in = 448

I did the test and this is the right answer

I hope this helps.

answered
User Hank
by
7.6k points

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