Answer:
ans. = 5400000000 or 5.4×10^9
Step-by-step explanation:
14000000000-8600000000
Answer:
x=39°
Step-by-step explanation:
the tangent from the diameter is 90°
x+90+51=180 sum of interior angle of the triangle is 180
x=180-90-51=39°
Answer:
C
Step-by-step explanation: