Answer:
3
Step-by-step explanation:
Answer:
The answer would be C the triangles are not similar
Step-by-step explanation:
Answer:
7
Step-by-step explanation:
Because decagon has 10 sides. If the perimeter is 70, I would divide it. 70/10 = 7
Pardon me if I turn out to be wrong, but that is how I think you would solve this.
Answer:
the answer is 94.2
Step-by-step explanation:
Answer:
x=29/11
Step-by-step explanation:
7(5x+12)=2x-3
=35x+84=2x-3
=35x-2x=-3-84
=33x=-87
then divide both side by 33