Answer:
M=8-4 / 10-5
M= 4/5
Step-by-step explanation:
Answer:
Step-by-step explanation:
sin 52 cos 13-cos 52 sin 13=sin (52-13)=sin 39
75%. Just divide 15/20 and you will get .75 then multiply by 100 to turn the decimal to a percent
Answer:
The radius of the circles are
and 
Step-by-step explanation:
Let
x-----> the radius of larger circle
y----> the radius of smaller circle
we know that

-----> equation A
Remember that
-----> equation B
substitute equation B in equation A and solve for y





Find the value of x


therefore
The radius of the circles are
and 