a tree casts a shadow 23 m long. at the same time the shadow cast by a 43-cm tall statue is 79 cm long, find the height of the tree. Round results to the nearest whole number

Question

anonymous · Answer

is it supposed to be 23 m or 23 cm?

anonymous · Answer

just so i know how im solving this

anonymous · Answer

23 meters

anonymous · Answer

|dw:1379634557989:dw|

zpupster · Answer

height(tree)/shadow(tree) = height(statue)/shadow(statue)

set up a ratio equation

anonymous · Answer

x/23 =.544
23 * .544= x

anonymous · Answer

so the height of the tree is .544?

zpupster · Answer

just plug in the values

zpupster · Answer

height(tree)/shadow(tree) = height(statue)/shadow(statue)

lets change the cm into m 

x/23m = .79/.43  we can croos mult.

.43x = .79(23)

solve for x thats you answer