20 points for 3 given: ∆abc, ab = bc, m∠1< 90° perimeter of ∆abc = 25 difference between the two sides is 4 find: ab, bc, ac list the sides of δrst in in ascending order (shortest to longest) if: m∠r = 3x+42°, m∠s = 4x−11°, and m∠t = x+13° list the sides of δrst in in ascending order (shortest to longest) if: m∠r = 2x+11°, m∠s = 3x+23°, and m∠t = x+42°

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

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)