Answer:
The formula for surface area of a right triangle is A = b∙h2 where b is base and h is height.
Ashley is wrong. I have no clue what a placement chart is but I'll solve it anyway.
(5/10)x100 = (5x100)/10 = 500/10 = 50
Answer: It's in the screenshot
Step-by-step explanation:
23870 divides by 38 is 628 remains 4
First let's make both the miles and the hours ran improper fractions:

So, to find our miles per hour, we have to divide the miles by the hours to get: 