The greatest common factor is 45
Answer:
-13/20
Step-by-step explanation:
-4/5 x 4/4 = -16/20
3/20 x 1/1 = 3/20
-16/20 + 3/20 = (-16 + 3 = -13)
-13/20
Answer:
ucan use the calculator
Step-by-step explanation:
i) 1.125
and rest do by calculator
Answer:
Angle 1 = 119 degrees.
Step-by-step explanation:
3x + 31 = 6x + 1 (exterior alternate angles)
30 = 3x
x = 10
So the angle marked 6x + 1 = 6(10)+1
= 61
Angle 1 is adjacent to this so it is 180-61 = 119 degrees.
X = SQRT( 4 * (12+4))
x - sqrt( 4 * 16)
x = sqrt(20)
x = 2 sqrt(5)