Answer:
option A, the pen cost less than $0.35
I hope this is helpful :)
You can apply the Pythagorean theorem:
a^2 + b^2 = c^2
c is the longest side of the triangle
2.2^2 + 4.2^2 = 6.7^2
4.84 + 17.64 = 44.89
22.48 =/= 44.89
That is not a right triangle
Answer:
39°
Step-by-step explanation:

and now for SUT

Answer: should be x> -18
Step-by-step explanation: hope this helps