You are making poster board boundary markers in the shape of square pyramids for a relay race. If you are including a twelve -inch square as the bottom and you want the slant height to be fourteen inches, how much poster board do you need?
Answer

two hundred fifty-two square inches

five hundred thirty-two square inches

four hundred eighty square inches

four hundred twenty square inches

Question

You are making poster board boundary markers in the shape of square pyramids for a relay race. If you are including a twelve -inch square as the bottom and you want the slant height to be fourteen inches, how much poster board do you need?
Answer
		
two hundred fifty-two square inches
		
five hundred thirty-two square inches
		
four hundred eighty square inches
		
four hundred twenty square inches

anonymous · Answer

i chose the 4th answer is that correct?

anonymous · Answer

|dw:1337407409100:dw|
Area of one triangle = (1/2)(12)(14) = 84
area of all 4 triangles = 84x4 = 336
area of the base = 12x12 = 144
total area = 336+144
                 =480

anonymous · Answer

thanxxxxxxx sooo muchhh!! i have on more question i tried working on it but my answer is not one of the choices

anonymous · Answer

What is the volume of the prism? http://go.flvs.net/courses/1/flvs_71_3598_d3a973c81406668/ppg/educator_math2/v9/07_TB_13_057.jpg seven hundred twenty-nine cubic yards five hundred sixty-seven cubic yards three hundred seventy-eight cubic yards one thousand one hundred thirty-four cubic

anonymous · Answer

I do not know why I cannot open that web. Could you plz print screen and attach it here?

anonymous · Answer

yah  one sec

anonymous · Answer

attachment

anonymous · Answer

area of the base = (1/2)(9)(7) = 31.5
volume= base x height = 31.5 x 18 = 567

anonymous · Answer

Thnxxx! last question'
A circle has a diameter of 6 millimeters. What are the circumference and area of the circle? Use three point one four for pi. Round to the nearest tenth.

anonymous · Answer

diameter = 6mm
circumference = 2 pi diameter = 2(3.14)(6)
area =(radius)^2  pi = ((6/2)^2)   (3.14)
I do not want to find my calculator. I think it is at a dark corner of my room XD
Plz calculate the final answer by yourself. Sorry for any inconvenience caused. XD

anonymous · Answer

yah sure of course thanx for all your help i really appreciate it. if i could i would give you 10 medals!

anonymous · Answer

the circumference is 18.84

anonymous · Answer

and the area is 28.26

anonymous · Answer

Are there calculation mistake?

anonymous · Answer

no there are not i got the correct answer

anonymous · Answer

My typing mistake for circumference XD
circumference =  pi diameter = (3.14)(6)

anonymous · Answer

it is good that you know I am wrong :D