1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
kicyunya [14]
3 years ago
13

A gazelle can change its speed from 0 to 45 mph in 2 seconds. What is the gazelle's acceleration?

Mathematics
2 answers:
Alex787 [66]3 years ago
3 0

Answer:

average acceleration a=change in velocity / time it took to get to velocity  

a=(45-0)mph / 2s = 22.5 mph/hr/s

Step-by-step explanation:


Kazeer [188]3 years ago
3 0

Answer:

22.5 m/s^2

Step-by-step explanation:

Givens

vi=0

vf = 45 mph

t = 2 seconds

a = ??

Formula

a = (vf  -   vi)/t

a = (45 - 0)/2

a = 22.5 m/s^2 That's an incredible change of speed.

You might be interested in
The coordinates of the point that is a reflection of Y(-4, -2) across the x-axis are ( , ). The coordinates of the point that is
AURORKA [14]

Answer:

Reflection across the x-axis: (-4,2)

Reflection across the y-axis: (4,-2)

Step-by-step explanation:

Going based off of what I see, a reflection across the x axis changes "y" & the same rule applies to the y axis.

It should be an L shape.

7 0
3 years ago
Nicole sold 2 times more t-shirts than
Pachacha [2.7K]

Answer:

54

Step-by-step explanation:

8 0
2 years ago
Nancy bought a mobile phone marked at $720 at a discount of 20% and she had to pay 5% tax. If Nancy had to put 20% of what she h
Olenka [21]

Answer:

120.96

Step-by-step explanation:

4 0
3 years ago
20 POINTS ANSWER FAST
Monica [59]
I’m pretty sure the answer is (2,1)
8 0
3 years ago
Read 2 more answers
If the legs of an isosceles right triangle have a length of 15 StartRoot 2 EndRoot ft, what is the length of the hypotenuse?
lorasvet [3.4K]

Answer:

30 ft

Step-by-step explanation:

a² + b² = c²

(15sqrt(2))² + (15sqrt(2))² = c²

225 * 2 + 225 * 2 = c²

c² = 900

c = sqrt(900)

c = 30

Answer: 30 ft

4 0
2 years ago
Read 2 more answers
Other questions:
  • Change this radical to an algebraic expression with fractional exponents 3√a
    15·1 answer
  • Peggy had three times as many quarters and nickels. she had $1.60 in all. How many nickels and how many quarters did she have?
    7·2 answers
  • Pre algebra help ( will give brainliest ) sorry if it's hard to see
    13·2 answers
  • Consider the graph of the linear equation 2x-5y=10. What is the x intercept?What is the y intercept?What is the slope?
    12·1 answer
  • What is the inequality using X<br><br> Solve the inequality
    6·2 answers
  • Find the area of a rectangle that measures 3 feet by4 inches give the area. In square inches
    11·1 answer
  • Which equation is a point slope form equation for line AB ?
    10·2 answers
  • I am 80 units away from -2 where am I
    5·1 answer
  • PLEASE HELP ME FAST AND EXPLAIN!!! 70 POINTS!
    10·2 answers
  • Solve the equation for t. (t-7)^2+18=9
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!