C= 2^10 x 3 x 5^6
work out 18c as a product of prime factors in its index form

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

On a architect's drawing of a house, 1 inche representa 1.5

Astick 2 m long is placed vertically at point b. the top of the stick is in line with the top of a tree as seen from point a, which is 3 m from the stick and 30 m from the tree. how tall is the tree?