On a sunny day, a 6-foot red kangaroo casts a shadow that is 7 feet long. the shadow of a nearby eucalyptus tree is 42 feet long. find the height of the tree. 36 feet 294 feet 49 feet 252 feet

The answer is 36 feet. If you divide 7 by 6, you'd get 1.16666666667. This tells you by what number the shadow will have been larger that the object. So if you divide the height of the shadow of the eucalyptus tree by 1.16666666667, you get an answer of 36 feet.