Well 1/40 is 0.025 so that should be the write fraction to use
Answer:
B.99°
Step-by-step explanation:
105°+ 66°+90°+ angle c=360°
angle c= 360° - 261
=99°
4πr2
= 4×π×42
= 64π
= 201.06192982975 inches2
The answer should be the last one
2 units i believe but not entirely sure
x/20 = 21/14 (similar proportions)
x/20 = 3/2 (simplify by canceling out a factor of 7)
x = 30
