Zach walks at a rate of 2.83 miles per hour. nora walks at a rate of
2.18 miles per hour. how many miles farther will zach have walked after
they each walk for 1.5 hours?

0.975

Step-by-step explanation:

Zach

1.5 hrs = 1 hrs 30 mins

2.83 x 1.5 = 4.245 miles

Nora

2.18 x 1.5 = 3.27 miles

4.245 - 3.27 = 0.975

Zach walks a total of 0.975 miles longer

answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,