We can use the cosine rule to find the third side:
c² = a² + b² -2abcos(C)
c = √(42² + 35² - 2(42)(35)cos(120)
c = 66.78
The answer is D.
Answer:
The left one...
Step-by-step explanation:
I just jocking. You can't ask questions like this without a photo or at lease explain what is on the photo.
Answer: 18.52
Step-by-step explanation: not exactly sure if this is right. Had to look it up sorry. (Link=https://www.mathwarehouse.com/arithmetic/square-root-calculator.php)
343−−−√49⋅7−−−−√ 49−−√7–√ 77–√
343−−−√≈18.520259177452136
Answer:
quadratic formula
Step-by-step explanation:
just accept it
The missing fraction on the number line would be 4/6.