This is a combination problem.
6 nCr 2

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Answer:
F=55
E=70
Step-by-step explanation:
The total degree of a triangle is 180.
So we have 180-55*2
E=180-110
E=70
Answer:
Answer below
Step-by-step explanation:
20/100 * 45
1/5 * 45
0.2 * 45
Hope it helps.
Answer:

Step-by-step explanation:
'x = -3', when graphed, passes through the point (-3,7) and (-3,0).
Since the line passes (-3,0), the x-intercept is -3.
(-3, 7) lies on the equation.
I have attached a picture of the graphed equation.
'x = -3' should be the correct answer.
Answer:
Rectangle
Step-by-step explanation: