<span>-4y + x = 28
<span> y + 2x = 2
hope this helped :)
alisa202</span></span>
Pythagorean theorem: a² + b² = c²
a² and b² are the legs, and c² is the hypotenuse.
Plug in 9 to a² and b² since you know that both the right triangle's legs are 9 cm.
9² + 9² = c²
81 + 81 = c²
162 = c²
Square root both sides.
c = 12.7 cm
Answer:
7
Step-by-step explanation:
344 thousands times 1/10=34,400
