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olga2289 [7]
3 years ago
14

Calculate the area of this triangle. 13 cm 5 cm -12 cm-

Mathematics
1 answer:
leva [86]3 years ago
8 0

Answer:

30 cm^2.

Step-by-step explanation:

This is a right angled triangle because it fits the Pythagoras theorem ( 13^2 = 12^2 + 5^2).

The area = 1/2 * 12 * 5

=  30 cm^2.

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Explain the phrase conservation of energy and provide an example.
liubo4ka [24]

Answer:

Conservation of energy, principle of physics according to which the energy of interacting bodies or particles in a closed system remains constant. ... For example, when a pendulum swings upward, kinetic energy is converted to potential energy.

Step-by-step explanation:

3 0
3 years ago
Evaluate the expression when x = 3.<br><br> x² + 6x - 3
Black_prince [1.1K]

Answer:

X=3

{3}^{2}  + 6(3) - 3 \\ 9 + 18 - 3 \\ 27 - 3 \\  = 24

3 0
2 years ago
Consider the equation 1.5x+4.5y=18. If we graph the equation, what is the
dlinn [17]
Answer:

M=-1/3

Y=-1/3x + 4
5 0
2 years ago
What's 1/6 divided by 3
erma4kov [3.2K]

Answer:

1/18

Step-by-step explanation:

1/6 * 1/3

1 *1 = 1

6 * 3 = 18

1/18

5 0
3 years ago
Read 2 more answers
After Ken Dial had his "‘aha’ moment" (line 41), he
galina1969 [7]

The correct option is c. how the birds dealt with gradually steeper inclines.

After Ken Dial had his "‘aha’ moment" (line 41), he observed how the birds dealt with gradually steeper inclines.

<h3>Who was Ken Dial?</h3>

In 1988, Dr. Dial was appointed as a biology professor at the of Montana. Dial was the creator and deputy director of the University of Montana Flight Laboratory, as well as the director of the University of Montana Field Research Facility at Fort Missoula.

Some key features regarding Ken Dial are-

  • He taught graduate courses in East African evolutionary biology for three decades.
  • Ken, a pilot with over 35 years of experience, is certified to fly numerous types of jet aircraft but loves backcountry flying onto remote airfields as in Montana-Idaho wilderness.
  • Ken created and presented 26 episodes of "All Bird TV" on the Animal Planet channel of the Discovery Channel.
  • Dial is still a frequent keynote speaker at scientific & aeronautical conferences across the world.
  • He just left his full-time position as a professor at the University of Montana to devote more time to wildlife & land conservation initiatives in Tanzania, Kenya, southern California, and western Montana.

To know more about land conservation, here

brainly.com/question/9384173

#SPJ4

7 0
2 years ago
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