If the Angel made by the ladder with the ground is 30°, find the distance between the wall and the ladder if the height of the wall between the ground and the point of contact of the ladder is 15 ft

Using the side-splitter theorem, daniel wrote a proportion for the segment formed by luke segment de. what is ec?

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.

What fraction is equivalent to 0.46464646··· a. 46⁄999 b. 46⁄100 c. 46⁄99 d. 23⁄50