A tower in Maintown sends radio signal a certain distance (in miles) according to the equation:
x2 + y2 = 8,100. The Smith family lives 50 miles south and 70 miles east of Maintown.

Part 1: Can the Smith family receive the radio signal from Maintown? (3 points)

Part 2: In complete sentences, explain your reasoning. (3 points)

Question

A tower in Maintown sends radio signal a certain distance (in miles) according to the equation: 
x2 + y2 = 8,100. The Smith family lives 50 miles south and 70 miles east of Maintown. 

Part 1: Can the Smith family receive the radio signal from Maintown? (3 points) 

Part 2: In complete sentences, explain your reasoning. (3 points)

anonymous · Answer

help plz

anonymous · Answer

@kausarsalley help

campbell_st · Answer

well draw a picture 

the equation is a circle with centre are the origin and radius of 90 miles

90 x 90 = 8100

|dw:1368735225371:dw|

campbell_st · Answer

now put in some measurements

|dw:1368735300281:dw|

find d using pythagoras's theorem. If d is less than 90 they get the signal...