Using your new formula from the previous question ,what is the side length of an equlalertal trangle that has a perimeter of 24.6 cm?

a 73.8cm
b 12.3cm
c 8.2 cm
d 6.15 cm
and yes i know these pics have like totally noting to do with this question but with this question

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Arianna is buying plants for her garden. she buys 15 flowering plants for $96. pink flowering plants sell for $8, and purple flowering plants sell for $5. how many pink flowering plants did arianna buy? i figured out the answer! the answer is 7. 8x +5y = 96 plug in 7 for x 8 (7) + 5y = 96 56 + 5y = 96 subtract 56 from both sides 5y/y = 40/5 y = 8 she bought 7 pink and 8 purple plants

Which table shows a proportional relationship between miles traveled and gas used?