×
×
You multiply across
You divide the numerator(top) by the denominator(bottom)
Answer:
Slope is 5/30 or simplified is 1/6
Alternate interior angles are equal to eachother so we can write
9x + 5 = 8x + 15
simplify
x = 10
C
Answer:
See the net of the prism in the attachment
<u>It has 6 faces with sizes:</u>
- Two off 4 in x 25 in
- Two off 7 in x 25 in
- Two off 4 in x 7 in
Going by the formula, Half-Life = ln(.5) / k
Half-Life = .693147 / .1205
Half-Life = 5.75 days and rounded to nearest tenth,
Half-Life = 5.8 days