Answer:
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The next number would be -15
Since it is a square, the angles are 90 degrees. The diagonals would bisect the angle in half so the angle PRS would be equal to 45 degrees.
Answer: 25
Step-by-step explanation: first find x; 60= 10x - 10, then subtract 10 from both sides to get 50, then divide by 5 to get 10, then plug it in to the equation of the side to get 25
It’s 15, 21, 28 because it’s going up 1,2,3 etc and adding one each time it goes up
