The answer is 312cm hope this helped
Step-by-step explanation:
tan x =opp/adj
x = tan-¹(8/20)
x =21.8 degree
but you are asked to find the angle of elevation so
angle of elevation + 21.8 + 90 = 180 degree .... basic rule of triangle
angle of elevation=180-90-21.8
angle of elevation=68.2 degree
The mean is four
(Brainliest please)
Answer:
60%
Step-by-step explanation:
100%-20%=80%. 25% of 80% is 60%. So the answer is 60%.
Answer:
1/3
Step-by-step explanation:
the co-efficient is the number in front of a variable