In ▵ABC, if m∠A=80 degree, then m∠c cannot be A) 80 degree
B) 90 degree
C) 95 degree
D) 105 degree

Drag each scenario to show whether the final result will be greater than the original value, less than the original value, or the same as the original value. 1. a 25% decrease followed by a 50% increase 2. a 20% decrease followed by a 25% increase

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15