10,10 and 20 cannot as 10+10=20 so there would be a triangle with no area.
The others can all be the sides of a triangle as 7+7>8, 7+6>11 and 2+8>9.
Answer:
22
Step-by-step explanation:
Hope this helps!
Answer:
120 is the answers for the question
Step-by-step explanation:
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Answer:
Distributive property
Explanation:
You are distributing 4 to (5 + 7) by multiplying 4 by both numbers.
Answer:
xw= 60°
ym=60°
mw=120°
Step-by-step explanation:
Angles on a straight line add up to 180°. Therefore 180-78+42°=60°
Opposite angles are equal. Therefore 60°=60°
Angles in a circle = 360° Therefore 78°+42°+60°+60°+120°=360°