Is B. 224 in^2
2•(4•10+3•5)+3•10•2+(9•3)+(3•5)+(3•4)=224
Answer:
The area of the rectangle is 42 units^2
Step-by-step explanation:
we know that
The area of rectangle is equal to
In this problem
AB=DC
BC=AD
see the attached figure with letters to better understand the problem
we have that
the formula to calculate the distance between two points is equal to
we have the points
<em>Find out the distance BC</em>
we have
substitute in the formula
<em>Find out the distance AB</em>
we have
substitute in the formula
<em>Find out the area</em>
we have
substitute
3.13 the answer is y=-x-2 (d)
3.14 the answer is 8 (c)
3.15 the answer is 9 (d)
3.16 the answer is 0 (a)
3.17 all the answers are correct with the exception of y=x/0 (second one)
3.18 I think all of them
Answer:
It would quadruple it.
Step-by-step explanation:
When you divide by a fraction you first flip it then you multiply straight across. For example 3 / (1/4) you flip then multiply which gives you 3/1 * 4/1 = 12/1 which simplifies to 12
Answer:
9 / 40 or 0.225
Step-by-step explanation:
total marbles : 9 + 12 + 13 + 6 = 40 marbles
probability of taking red = total red marbles/ total number of marbles
probability of taking red = 9 / 40