Answer:
Step-by-step explanation:
The distributive law states that
The expression 3+21a+15b consists of three terms:
- 3=3·1;
- 21a=3·7a;
- 15b=3·5b.
You can see that 3 is the common factor of these three terms, thus
<span>Linear fit : 50 x-120
x = 5.5
50 * 5.5 - 120 = = 155
Weight = 155</span>
Answer:
42.5 Units squared
Step-by-step explanation:
Rectangle: 9.0 * 3.5 = 31.5
Square: 2 * 2 = 4
Left Triangle: 2 * 2 * .5 = 2
Right triangle: 5 * 2 * .5 = 5
31.5 + 4 + 2 + 5 = 42.5
Answer:
B. 4 and 6 in
Step-by-step explanation:
The triangle inequality rule states: the length of a side of a triangle is less than the sum of the lengths of the other two sides and greater than the difference of the lengths of the other two sides.
So for the first qualification, we can eliminate A, C, and D. Therefore the answer is B, 4 & 6 in
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