Answer: C
Step-by-step explanation:
Angles opposite congruent sides in a triangle are congruent.
The ratio would look like 63:3.5, if simplified it would look like 18:1
Gamma rays are radiation.
Radio waves are sound.
Visible light is color.
X-Rays allow us to see bones.
//Your answer is Visible Light.\\
~Mstar180\/\