Answer:
Step-by-step explanation:
assuming the equation is 
this simplifies to where i =
STEP 1: WORK OUT RADIUS
Radius= (square root)(7-0)^2+(0-0)^2
=(sqrt)49
therfore radius=7
This means that the equation of the circle will be x+y=49
Answer:
130 meters
Step-by-step explanation:
just add an extra zero at the end of 13
Answer:
8(4+2)
Step-by-step explanation:
Hi there! We know that 32+16=48 so all we have to do is find a expression that equals 48. 8(4+2)=48. 8(24+8)=256. 7(4+2)=42. 7(24+8)=224. Therefore, the expression that is equivalent to 32+16 is 8(4+2).
