Question

The base of an isosceles triangle is 8 feet long. If the altitude is 6 feet long and is increasing 3 inches per minute, are what rate are the base angles changing?

Answer 1

we have

tanθ = h/4
sec^2θ dθ/dt = 1/4 dh/dt

Now just plug in your numbers.

Answer 2

Thank you

Answer 3

Handsome