Which transformation shows a reflection of ΔDEF? 2 triangles have identical side lengths and angle measures. The second triangle has been rotated. 3 triangles have identical side lengths and angle measures. The second triangle is reflected. 2 triangles have identical side lengths and angle measures. The second triangle is slightly lower and to the right of the first triangle.

The tile along the edge of a triangular community pool needs to be replaced? ?

Asequence is a function whose is the set of natural numbers

Abby is collecting rainfall data. she finds that one value of the data set is a high-value outlier. which statement must be true? abby will use a different formula for calculating the standard deviation. the outlier will increase the standard deviation of the data set. the spread of the graph of the data will not change. abby will not use the mean when calculating the standard deviation.