Answer:
192
Step-by-step explanation:
3c²+2c+2c²
3(6)² + 2(6) + 2(6)²
3(36) + 12 + 2(36)
108 + 12 + 72
= 192
Answer:
5 more weeks
Step-by-step explanation:
5 more weeks if he already sold 15. 10 more weeks if you exclude the 15 he already sold.
Answer:
Step-by-step explanation:
Answer:
The tree is 20.6 ft tall.
Step-by-step explanation:
Please check the attached graph.
From the diagram, it is clear that John is 5 ft tall is standing 20 feet away from a tree, making an angle of elevation to be 38⁰.
The diagram makes a right-angled triangle.
- Given the angle = Ф = 38⁰
- Hypotenuse = Tree length = c ?
Pythagorean Theorem:
For a right-angled triangle, with sides 'a' and 'b', the hypotenuse 'c' is defined as:
substituting a=5, b=20
ft
Thus, the tree is 20.6 ft tall.
Answer:
12.6
Step-by-step explanation:
To find the area of a circle, you need to use the formula
We have , so we need to plug it into the formula.
Since we need to round to the nearest tenth, your final answer should be