Answer:
Its average speed is 7 units per second.
Step-by-step explanation:
25-4= 21
Distance is 21.
Divide the 
, which will be 
. 21/3 is 7.
Its average speed is 7 units per second.
She can shake everyone's hand by 9/10 hands in 3 minutes.
<h3>What is the unitary method?</h3>
The unitary method is a method for solving a problem by the first value of a single unit and then finding the value by multiplying the single value.
Glurpina is a polymorph alien and can grow extra limbs.
She has 3 hands and can shake everyone's hand at the alien conference in 10 minutes.
She can shake everyone's hand by 3 hands in 10 minutes.
She can shake everyone's hand by 1 hands in 10 / 3 minutes.
She can shake everyone's hand by how many extra hands in 3 minutes.
= 3/ 10 x 3
= 9/10
Thus, She can shake everyone's hand by 9/10 hands in 3 minutes.
Learn more about the unitary method;
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X = 80 + 20 = 100 degrees
Answer:
Step-by-step explanation:
(1, 3) ⇒ x₁ = 1, y₁ = 3
(7, 2) ⇒ x₂ = 7, y₂ = 2
So the slope:
Answer:
Step-by-step explanation:
A=(3.14d^2)/4
A=0.785d^2
A=0.785(10^2)
A=78.5 yd^2
