Answer:
The circumference would be 12*3.14/2=18.84
Answer:
one
Step-by-step explanation:
i have no idea what kind of test ur taking my guy but have fun
Answer:
A
Step-by-step explanation:
the a and b i put on my triangles should be E and E'. sorry
Answer:
A=4
Step-by-step explanation:
Mariya was solving:
4x2-20x+3=0
4x2-20x=-3
A(x2-5x)=-3
At this point, we can know that 4*x2=4x2 and 4*5x=20x, son A=4
Use the Pythagoras theorem:-
height = sqrt(5^2 - 3^2 ) = sqrt16 = 4 metres Answer.