14. Kristin is using paper for an art project that is 0.025 mm thick. If she glues a layer of the
paper onto a construction board with a
thickness of 7 x 10-2 mm, what will the total
thickness of the paper and the construction
board be? Write your answer in scientific
notation.

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180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)

step-by-step explanation: