Johnny rode his bike StartFraction 4 over 7 EndFraction of a mile from his house to the lake on a straight path. Then, he turned around and rode his bike 3 and StartFraction 1 over 8 EndFraction miles in the opposite direction. About how far is Johnny from his house? 1 and one-half miles
2 miles
2 and one-half miles
3 miles

all the above

C.2 and One-Half Miles

Step-by-step explanation:

3 1/8=3.8+1/8=25/8

25/8-4/7

25.7/8.7-4.8/7.8

175-32/56

143/56

2 31/56

The answer is 2 and 1/2 I got it right on my unit test review.

Step-by-step explanation:

2

step-by-step explanation:

vvvvv

m∠5 + m∠3 = m∠1   is true.

m∠5 + m∠6 = 180 is true

m∠2 +m∠3 = m∠6   is true

m∠2 +m∠3 +m∠5 = 180   is true