2. Joshua is making a scale model of a triangular roof for a green house. The length of the roof is 27 m, its base is 12 m and its height is 6 m. Suggest a suitable scale and calculate the length, base and height of​

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step-by-step explanation:

put up a picture so people can you

first option

a function is a relation in which an input is paired with exactly one output.

so, let's find the right answer.

in our first option, our inputs are january, february, and march. the outputs are 30, 28, and 25. each input has it's own output. this is correct!

our second option we know is incorrect, because ms. valverade has two outputs, dogs and cats. this is not a function.

our third option is incorrect as well. the yellow square has two ouputs, the square and the triangle.

lastly, in our fourth option, we see the number 7 two times with a different output. therefore, this is not a function.

remember: each input must be paired with only one output!

point a is the center of the circle that passes through points e, f, and g and the center of the circle that passes through points x, y, and z.

it has to have an angle of 90 degrees