Answer:
72
Step-by-step explanation:
Answer:
it can be either all or none
Step-by-step explanation:
because if you have one it will be off set just trust me.
Answer:
x=100°
Step-by-step explanation:
Sum of all angles in a quadrilateral=360
60+x+x+x= 360
60+3x= 360
3x= 360-60
3x=300
x=100
Hope it helps :-)
Answer:
no
Step-by-step explanation:
they are different
a.b = |a|.|b|cos x
Subtracting a negative number is the same as adding a positive number
assume your number is n
n - (-10) = 6
n + 10 = 6
subtract 10 from both sides
