Answer:
x = 88
Step-by-step explanation:
The sum of the angles in a triangle add to 180
47+45 +x = 180
Combine like terms
92+x = 180
Subtract 92 from each side
92+x-92= 180-92
x =88
343 cubic inches
7 times 7 times 7 is 343
Refer to the attachment for explication of steps. :)
r = -9
the less the negative number is the more it is .
