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Goryan [66]
3 years ago
8

A farmer who has grown corn for the past five years notices in the sixth year that his harvest is significantly smaller, despite

an increase in labor on the farm. The following year, the harvest continues its decline. Which of the following explanations most plausibly accounts for the reduction in corn yield? A. soil degradation B. desalinization C. better irrigation D. terracing Reset Next
Geography
2 answers:
ELEN [110]3 years ago
6 0
I would say A. soil degradation
seropon [69]3 years ago
3 0

Answer:

A.

Explanation:

Growing a different crop (crop rotation) will prevent the soil from degrading, which is what happened to the farmer.

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I think it’s be don’t quote me tho
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Which of the following countries had the longest civil war?
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Supernovas occur when____forms in a stars core
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(0,0), (5,-5), (-5,-5), (0,-10)
Usimov [2.4K]

Answer:

D) 50 square units

Explanation:

<em>See attached</em>

As per graph, given polygon is a square

<u>Side of the square is:</u>

  • <u />\sqrt{5^2+5^2} = \sqrt{50} = 5\sqrt{2}

<u>Area of the square is:</u>

  • (5\sqrt{2})² = 25*2 = 50 square units

<u>Correct answer option is:</u>

  • D) 50 square units

4 0
3 years ago
Given STU and DEF what is the m
Sonja [21]

Answer:

m<E = 105°

Explanation:

The ratio of the corresponding side lengths of ∆STU and ∆DEF are equal. That is:

\frac{ST}{DE} = \frac{TU}{EF} = \frac{SU}{DF} = \frac{15}{6} = \frac{10}{4} = \frac{20}{8} = 2.5.

According to similarly theorem, if two ∆s are similar, the ratio of their corresponding lengths would be the same. Therefore, ∆STU is similar to ∆DEF.

Since ∆STU ~ ∆DEF, their corresponding angles are congruent. That is:

<S ≅ <D, this means both are 29° each.

<T ≅ <E, this means they are both equal

<U ≅ <F. this means both are 46° each.

Thus:

m<E = 180 - (m<D + m<F) (sum of ∆)

m<E = 180 - (29 + 46) (substitution)

m<E = 180 - 75

m<E = 105°

4 0
3 years ago
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