Answer:
Step-by-step explanation:
Step 1 Answer: Yes, 3
Step 2 Answer: Yes, 5
Step 3 Answer: No
Step-by-step explanation:
please mark me as brainlest
Answer:
19/8
Step-by-step explanation:
8x-7=-12
8x=19
x=19/8
Answer:

Step-by-step explanation:
The area of the big triangle is 1/2 b h = 1/2*6*(12^2 = 6^2 + x^2)
that ends up being 
the small triangle are needs to be subtracted....
that is the length of the unknown side...
1/2 B * h of that triangle get you to 
just subtract the two areas
Its intersection would be at the centre of the sphere, each line being perpendicular to the other, probably