3 years ago

Which trigonometric identity was introduced in this unit?

1 answer:

4 0

One way to determine if the function is a trigonometric identity or not is to use a calculator on the choices. Choice A does not fit. Choice B should be (sin x)^2 + (cos x)^2 to become equal to 1. Choice D> should be cot x, the inverse of tan x to become equal to cos x/ sin x. Hence, answer is C>

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Please help me on this

kenny6666 [7]

Answer19/40=x/3.6

By cross multiplication

19*3.6=40*x

68.4 =40x

x=68.4/40

x=1.71

7 0

3 years ago

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A floor mat for gymnastics is a square with a side length of 14m. What is the area of the floor mat in square metres? Explain?

TEA [102]

Answer:

196 square meters

Step-by-step explanation:

If the floor mat is square and one side is 14m then all sides are 14m. Given this you would find area by multiplying length by width.

L=14 W=14

14x14=196

There are 196 square meters

5 0

3 years ago

Please help me find the x and y value of these

Anastasy [175]

Answer:

27 and 28

Step-by-step explanation:

7 0

3 years ago

Which statement describes the Chandra X-ray observatory?

Alina [70]

I think the answer is B.It is a space telescope

4 0

3 years ago

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A BIRD FLIES 2/3 OF A MILE PER MINUTE. HOW MANY MILES PER HOUR IS IT FLYING?

Shkiper50 [21]

Answer:

40 Miles Per hour

Step-by-step explanation:

Simply multiply 2/3 times 60. That equals 40.

Hope this helps! If it does, please mark me brainliest. Thank you! ;)

5 0

4 years ago