The sum of two numbers is five times their difference. If one number exceeds the other by 7, find the numbers.
1 answer:
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Answer:
18 ft
Step-by-step explanation:
Since the triangle is right angled ; we could use trigonometry ;
Using the angle , 40° ; adjacent side, = 14 feets ; hypotenus = x
Cos θ = Adjacent / hypotenus
Cos 40 = 14 / x
0.7660444 = 14 / x
0.7660444x = 14
x = 14 / 0.7660444
x = 18.27
= 18 ( nearest foot)
Answer:
See Explanation
Step-by-step explanation:
Required
Expression for area of triangle
This is calculated using
Assume that:
The equation becomes