What is 10,000 + 4,000 + 500 + 8 in standard form?

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Wanna brainliest? ! ms. mcmahon is building a shed as shown. what is the measure of the angle at the top of the shed? a) 126 b )116 c) 64 d) 32

Don't know how to find x given these segment lengths