SOLUTION: #4) What is the sum of the measures of a supplement and a complement of an angle with measure x°? #5) What is the area of an isoceles right triangle if one of its legs is r cm lo

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: #4) What is the sum of the measures of a supplement and a complement of an angle with measure x°? #5) What is the area of an isoceles right triangle if one of its legs is r cm lo      Log On


   

Question 336389: #4) What is the sum of the measures of a supplement and a complement of an angle with measure x°?
#5) What is the area of an isoceles right triangle if one of its legs is r cm long?
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
4) supplement: 180-x
complement: 90-x

Add them: (180-x)+(90-x)=270-2x


5) Area: A=bh/2 = r*r/2 = r^2/2