Which measurements could create more than one triangle? A. A triangle with angles measuring 100°, 10°, and 70°
B. A triangle with sides measuring 20 cm and 10 cm and an included
angle measuring 50°
C. A triangle with sides measuring 3 inches, 8 inches, and 15 inches
D. A triangle with angles measuring 110°, 40°, and 40°

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?