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Answer: yes they are
Step-by-step explanation:
If two pairs of corresponding angles in a pair of triangles are congruent, then the triangles are similar. We know this because if two angle pairs are the same, then the third pair must also be equal.
Parallel lines share the same slope, so the slope of the parallel line in this case must be 
.
Point-slope form is 
, where 
is the slope and 
is any known point on the line.
Plug in the values. 
Simplify and distribute. 
Subtract 1 from both sides. 
1 solution
x = -1/2
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Answer:
Brand A is the better buy
Step-by-step explanation:
bag Which is the better buy?
Step one
Brand A: $5 for 80 pounds of sand
Let us find the unit cost
Unit cost =5/80
=$0.0625 per pound
Brand B: $14 for 175 pound
The unit cost is
=14/175
=$0.08 per pound
