Pythagorean Theorem:
a^2 + b^2 = c^2
36^2 + b^2 = 45^2
1296 + b^2 = 2025
b^2 = 729
b = 27 feet
north avenue is 36ft wide when it ends at main st. a 45 foot long diagonal crosswal allows pedestrians to cross main st to or from either corner of north ave. determine the width of main st.
1 answer