Answer:
b:100'
a:75
b:50
Step-by-step explanation:
Answer:

Step-by-step explanation:
Count the number of zeros, if it's a perfect power of 10. :)
Answer:
False
Step-by-step explanation:
Angles a and b add to 180° (linear pair), so angle b is 68°.
The <span>polyhedron has 12 faces
</span>
3/4 I’m pretty sure hejjejwiwiwjwnnsn