No these envelopes aren’t similar. If you add up the sides they both don’t equal the same. Making them non congruent.
The new perimeter will be 3 times the old perimeter.
Original perimeter:
2(8+7) = 2(15) = 30 yds
New perimeter once they are tripled:
3 x 8 = 24
3 x 7 = 21
2(24+21) = 2(45) = 90 yds
30 x 3 = 90
She has 860 dollars after vacation
U decreased by 17 is u-17.
if you decrease a number from something, you use subtraction.
therefore, u decreased by 17 is u-17
Answer:
77 ft.
Step-by-step explanation:
7*8+7*3=77
