The lengths of the sides of a triangle are in the extended ratio of 8​: 9 ​: 10. The perimeter of the triangle is 135 cm. What are the lengths of the​ sides? The lengths of the sides of the triangle in cm are

How to choose the sign of the radical in the denominator of the formula for the distance from a point to a line.

Line wx is parallel to line yz. if m

Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14