The average person has about 100,000 strands of hair. What is the scientific notation?

50 points! antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5