AC = √(40²-12²) = √(1600-144) = √1456 = 4√91
tanA = 12/4√91 = 3/√91 = 3√91/91
option а.
Answer:
∠1 only
Step-by-step explanation:
Complementary angles:
- sum to 90°
- form a right angle
The only angle (that's an answer choice) that helps form a right angle with angle 2 is angle 1, thus making it the correct answer.
Have a lovely rest of your day/night, and good luck with your assignments! ♡
~ ren ⚘
General Idea:
Conclusion:
Amount of interest that Lucy to be charged in a typical month is <u>$9.75</u>
Answer: b is the answer
Step-by-step explanation:
I believe the answer is A!!
