Please help just with the first 2 please explain

Mathematics

1 answer:

Gala2k [10]3 years ago

5 0

Number 1 :

Answer: line A

Why: The slope is less steep therefore it would be easier to climb, compared to a steeper elevation like f.

Number 2 :

Answer: line f

Why: The slope of line f is steeper than line a therefore the ball will travel down it faster because there is less time for the ball to travel down it.

You might be interested in

5. What will the final balance be for $700 invested at 3% for three years?

vampirchik [111]

$771
The answer is below in the picture as well

4 0

3 years ago

Find the area of a semicircle. a 4.7 yd

Anika [276]

Answer:

Step-by-step explanation:

Dont know if this helps but heres something.

A = πr²/2 = 1938.900992 * π [yd²] ≈ 4.7 [yd²]

Use this if you want to

https://www.omnicalculator.com/math/semicircle-area

4 0

3 years ago

Which of the following is a polynomial with roots 3, 5i, and −5i?

jek_recluse [69]

$x_{1}=3 \\ \\ x_{2}=5i \\ \\ x_{2}=-5i \\ \\ f(x)=(x-x_{1})(x-x_{2})(x-x_{3})=(x-3)(x-5i)(x+5i)= \\ \\ =(x-3)(x^{2}+25)=x^{3}+25x-3x^{2}-75=x^{3}-3x^{2}+25x-75$

==================================

"Associate with people who are likely to improve you."

6 0

3 years ago

Hana buys a new dress for $40. how much does she pay if there is a 7% tax

Rzqust [24]

Answer:

$42.80

Step-by-step explanation:

We can set up an equation to solve this as such

$40*1.07=42.80$