A^2 + 31 = 155 - I squared each of b and c for those numbers
a^2 = 155 - 31
a^2 = 124
a = 4 * sqrt(31)
Answer:
Step-by-step explanation:
first it is about to delete your question and A. is 46 B. is 37
Total divided by number of rows=number per row
63/7=9
9 per row
The answer is 14 because 9412/634=14.845
And the closest answer choice is 14.
1. given
2. perpendicular lines makes a right angle
5. definition of complementary angles
sorry bout the others. idk how to word it so hopefully what I gave you helps
