Answer:
x=4
Step-by-step explanation:
59.4cm
Use Pythagorean theorem to find the diagonal (^ means exponent)
a^2 + b^2 = c^2
42^2 + 42^2= c^2
1764+1764=c^2
3528=c^2
square root both sides
c= 59.39696962
round and you get 59.4 cm
Answer: Its a
Step-by-step explanation:
The answer to your question is <span>B.-2/3</span>
