5. based on this pattern, h human years, how old is your dog in dog years? in other words, if given any number to figure out the age in dog years. hint: (h-2) should be somewhere in your expression. i choose a large dog. 6. pick an older relative and determine his or her age. using the pattern or expression you've discovered above, convert this age to the age in dog years. i choose a large dog.

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?