Answer:
ans is 10
Step-by-step explanation:
Let plug the variable into the equation.


We can conclude that this is incorrect because

does NOT equal

The correct answer would be:

;

; or

or

All

of these are correct answers.
Answer:
c
Step-by-step explanation:
please see attached with explanation
hope it helps
Answer:
3.1 feet
Step-by-step explanation:
Use the Pythagorean Theorem to find 0.5x and then multiply it by 2 to find x.
1.4²+b²=2.1²
1.96+b²=4.41
b²=2.45
b=
b≈1.56524758
x≈1.56524758×2
≈3.13049517
≈3.1 ft
Common bro, this is first grade. So 92.365-30.517= 61.848. So the answer of A