Use the parenthesis and join it together to make an addition sign. Then plug 48 +12 into a calculator. ANSWER: 60
4.28 is your short answer but your complete answer is 4.28571428571
Formula for circumference= (2)(pi)(r) or (pi)(d)
diameter=2r=6ft
6ft*3.14=18.84
If we know that line 
is equal to line 
, then this means that ∠
has to be equal to ∠
in order to form a closed triangle. All angle measures of a triangle add up to 
°, so use the equation: 
.
70 + x = 180
Subtract 70 from both sides to isolate x:
180 - 70 = 110
110 = x
Hope this helped.
D because you know it can’t be a or b and the bigger number goes first
