1. Given the measures shown in the diagram, which two triangles are congruent? A. Q and S
B. R and T
C. R and S
D. Q and T

2. Given: ∆LMN and ∆PQR are isosceles.

What m∠P could be used to prove ∆LMN ≅ ∆PQR?
A. 42°
B. 58°
C. 61°
D. 69°

The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in milliliters per kilogram, ml/kg). the mean maximum oxygen uptake for elite athletes has been found to be 60 with a standard deviation of 7.2. assume that the distribution is approximately normal.

For what values of x is x2 + 2x = 24 true?

In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?