Answer:
Changes in size and shape are examples of physical changes in matter
Divide 7 by both sides and it should be s=4
Refer to the diagram shown below.
Let x = the angle of elevation.
By definition,
tan x = 50/60 = 0.8333
x = tan⁻¹ 0.8333 = 39.8°
Answer: 40° (nearest degree)
Answer:
Step-by-step explanation:
In this case, the example is missing the negative sign.
This is an example of scientific notation, which is used to reduce a very large number into a short expression like: 0.000000005, which is reduced in the expression .
It's important to say that the negative sing in the exponent, indicates that all zeros that are being reduce, are placed at the right of the number. Also, to apply a correctly scientific notation, the number reduced should be between 0 and 10.
Answer:
b
Step-by-step explanation: