gisisnotonfire
gisisnotonfire
24-11-2016
Mathematics
contestada
Help me please. thank you
Respuesta :
apologiabiology
apologiabiology
24-11-2016
we have
2 triangles
1 base
2 roof rectangles
4 sides
are rectangle=lw
area triangle=1/2bh
triangles is 1/2 times base times height
triangle=1/2 times 17 times 7
but wait, there are 2 triangles
1/2 times 2 times 17 times 7=119
now roof tiles
14*11+11*11=154+121=275
sides
2(10*17+10*11)=2(170+110)=2(280)=560
bottom
17*11=187
add them all up
119+275+560+187=1141
answer is 1141 in^2
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