Answer: x = -1.1
Step-by-step explanation:
Answer:
Infinite number of solutions. You can do any set with an average of 20. Ex. 18+19+20+21+22.
Step-by-step explanation:
To find the percentage, like 50/190, 50÷190 =.2631578947 or simply 26%
Answer:
51÷41
Step-by-step explanation:
changing division form into multiplication by making its reciprocal
Pythagorean theorem
the shadow legnth=bottom leg
legnth from top of tower to end of shadow=hypotounuse
height of tower=vertical leg
a^2+b^2=c^2
a and b are legs
c=hypotonuse
11^2+b^2=61^2
121+b^2=3721
minus 121 both sides
b^2=3600
sqrt both sides
b=60
height of toer is 60 feet