Answer 1(b)
The mass of the toy is 2.2 kg to the nearest 0.1 kg.
Find the error interval, in which the true mass of the toy, m, lies

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step-by-step explanation:

because i said it is

the slope of the line is 60

one point on the line is (40,10)

step-by-step explanation:

in the equation outside the parenthesis the equation always tells you the slope. in this case it is 60.

in the parenthesis is also says 40 which is x because it is near the x and 10 is y because it is near y.

236 cm 16 time 12 = 192

6 times 7 = 42

192+42

it's possible to build a triangle with side lengths of 3, 3, and 9.- true ( b.)