answer: i don't know what that is
x is the middle line because it divides each catheter into two equal parts.
==> x is half the hypotenuse.

Answer:The equation of any straight line, called a linear equation, can be written as: y = mx + b, where m is the slope of the line and b is the y-intercept. The y-intercept of this line is the value of y at the point where the line crosses the y axis
Step-by-step explanation:
Answer:
50°
Step-by-step explanation:
<u>The sum of a triangles' angles is 180°</u>
Now set up an equation:
180 - (10 + 120) = ___
180 - 130 = 50°