Check the picture below.
make sure your calculator is in Degree mode.
Total of angles in 180 so:
46+90+8x+4=180
8x=40
x=5
Answer:
I believe the answer is B
Step-by-step explanation:
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the 10. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.
Answer: 9.8 × 10 (4 squared)
