Here is a sketch of a Pratt truss, patented in 1844 by two Boston railway engineers, Caleb Pratt and his son Thomas Willis Pratt. Name two triangles from the Pratt truss in the illustration that you would expect to be congruent. This question is by a pex, by the way if someone answers with 'answer is in the link below' do not click it

answer: all the values are within because it has a pattern that repeats from -6 to 4.

good luck!

1

step-by-step explanation:

it's the only multiple of both and the least

answer: first option i.e. 'a' is correct.

step-by-step explanation:

since we have given that

number of minutes to wrap a small gift box = 4 minutes

we need to find the number of gifts to be wrapped in 5 minutes

since there is a direct variation, as the number of minutes will increase with   number of gifts to be wrapped.

so, let the number of gifts to be wrapped in 5 minutes be x.

so, it becomes,

hence, first option 'a'   is correct.

idk u tell me

step-by-step explanation: