Lisa knit 3/12 foot of a scarf on saturday. she knit 8/12 foot of a scarf on sunday.

how much more did lisa knit on sunday than on saturday?

a.

5 ft

b.

11/12 ft

c.

5/12 ft

d.

1/5 ft

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?

Statement reason 1. δabc is similar to δced. given 2. 3. definition of slope 4. slope of slope of definition of slope 5. slope of × slope of multiplying the slopes 6. slope of × slope of substitution property of equality 7. slope of × slope of simplifying the right side the table contains the proof of the relationship between the slopes of two perpendicular lines. what is the reason for statement 2? a. parallel line segments that meet a common perpendicular line are proportional in length. b. the lengths of vertical and horizontal sides in congruent triangles are in a common ratio. c. trigonometric identities determine the lengths of the legs in a right triangle. d. corresponding side lengths in similar triangles are proportional in length.