89/10 would equate to 8 9/10 and 13/4 would be 3 1/4 so 8.9-3.25 equals 5.65
Pythagorean theorem
c2 = a2 + b2
58^2 = 42^2 + b2
3364 = 1764 + b2
1600 = b2
b = 40
Answer:
the fist one is A and the second one is D
Step-by-step explanation:
Answer:
2.4x+2.9
Step-by-step explanation:
