I think the answer is acid rain ig
Answer: C
Explanation: divide the numerator by the denominator. And then multiply it by 100.
9 divided by 20 which is .45 and when you multiply it by 100 you get 45%
It's a similar triangle so the ratios of corresponding sides should be equal which means
BC/EF = AB/DE
21/14 = AB/10
AB = 21/14 * 10 = 15 cm
Answer: c=24
Step-by-step explanation: 15×3=45. 8×3=24. Just multiply both the numerator and denominator by 3.