Answer:
Step-by-step expSimilar polygons are two polygons with the same shape, but not necessarily the same size. Similar polygons have corresponding angles that are congruent, and corresponding sides that are proportional. ... If two polygons are similar, we know the lengths of corresponding sides are proportional.lanation:
Answer: the second one good luck on the test
Step-by-step explanation:
The answer is C. They are all no more than £1.10 off,
Answer:
P = 12x - 9
Step-by-step explanation:
To find the perimeter of the triangle, we just add all of the sides.
The formula is:
P = a + b + c
Given:
a = 5x - 6
b = 4x - 3
c = 3x
Work:
P = a + b + c
P = 5x - 6 + 4x - 3 + 3x
P = 12x - 9
Answer:
6
Step-by-step explanation:
The ratio of 
is a constant
= 
= 
= 
That is y = x
When x = 21, then
y = × 21 = 6
