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## Main Question or Discussion Point

Just starting up school again and having trouble remembering some mathematics. Here's the problem.

Find the inner product of ⃗a = (1, 45◦) and ⃗b = (2, 90◦), where these vectors are in polar coordinates (r, θ).

Thanks =) 1st post here btw.

Find the inner product of ⃗a = (1, 45◦) and ⃗b = (2, 90◦), where these vectors are in polar coordinates (r, θ).

Thanks =) 1st post here btw.