Using the number lines, show an equivalent fraction to 1/2 on 2 different number lines.

Aladder that is 30 ft long needs to reach 27 ft up a building. what should the angle of the vertical be?

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125