Answer:
1. A.) Blocks a river and creates a large lake
2. D.) More plant-eating animals would survive
3. D.) Shorter time for plants to produce seeds.
4. B.) Raccoons found more food living near people
5. D.) Make it difficult for animals to move through the forest.
Answer:
90°
Step-by-step explanation:
Arc a subtends and angle of 45° to the circumference of the circle
We know that;
An angle subtended by an arc to the center of a circle is twice the angle subtended by the same chord to the center of the circle.
Therefore, if arc a subtends and angle of 45° to the circumference of the circle then;
a will be = 45 × 2
= 90°
-7x^2-2x^2 = -9x^2 yea yea yea
Answer:
10% decrease
Step-by-step explanation:
The formula for percent change is:

Therefore, for this example:

The negative value indicates that the change was a decrease. Therefore, there was a 10% decrease.