A) 20sin (15)
B) 5/tan(15)
C) cos^-1 (10/11)
D) sqrt (180) <---- (a^2 + b^2 = c^2)
I just put what you should type into the calculator. Make sure you have your calculator in the right mode (radian or degree), Idk which you needed so...
25% is the percentage of magazines
Answer:
answer: -3.5
Step-by-step explanation:
4.5-5.9
= -1.4
0.2x3-0.2
0.6-0.2
= 0.4
-1.4 ÷ 0.4
= -3.5