A change in the core would have the greatest effect on the convection currents in the mantle. Hope this helped!
Answer: A. 60 degrees
Explanation: The angle looks less than 90 so 60 would be my best guess.
Answer:
Yes with the given angles you can form a triangle.
Explanation:
For the formation of a triangle the basic theorem is to have sum of all the three angles equals to 180 degree. As the given angle's sum is equal to 180 degree so triangle can be constructed.
A triangle is categorized as right angle triangle when one of its angle is equal to 90 degree therefore the type of triangle will be right angle triangle.