All categories

3 years ago

Explain how estimating helps you check the reasonableness of your answer

1 answer:

5 0

It gets you closer to your answer.
Ex: 11×2-- Round 11 to 10 and then multiply and get 20. But if you get some answer like 50, you know it is wrong. But the answer is 23

You might be interested in

What is 9 1/2 x 1/4? i just need it for a math question on study island.

liberstina [14]

Answer:

$2 \frac{3}{8}$

Step-by-step explanation:

$9 \frac{1}{2} \times \frac{1}{4} \\ \frac{19}{2} \times \frac{1}{4} \\ = \frac{19}{8} \\ = 2 \frac{3}{8}$

hope this helps

brainliest appreciated

good luck! have a nice day!

4 0

3 years ago

Read 2 more answers

Please help me I need this answer

alexandr402 [8]

Answer:

Then answer is 10.

Step-by-step explanation:

9 would cover 1,800 square feet so 925 square feet would be left so you should buy 10 cans.

8 0

3 years ago

Read 2 more answers

Mr. Stanford’s greenhouse has the dimensions shown. The volume of the greenhouse is 90 cubic yards. Find the missing dimension o

bulgar [2K]

Answer:

$h=10\ yd$

Step-by-step explanation:

we know that

The volume of the triangular prism of the figure is equal to

$V=Bh$

where

B is the area of the triangular base

h is the height of the triangular prism

Find the value of B

$B=\frac{1}{2}(6)(3)=9\ yd^{2}$

we have that

$V=90\ yd^{3}$

substitute the values and solve for h

$90=9h$

$h=90/9=10\ yd$

5 0

3 years ago

Please help me with this

ioda

Answer:

X<= -8

-4<= x <= 0

3<= x<= 7

Step-by-step explanation:

In all these intervals you can see the graph is below or on the x axis meaning F(x) is less or equal to zero.

3 0

3 years ago

The following points were plotted on the coordinate plane:

Inessa05 [86]

Step-by-step explanation:

Its a parallelogram

Hope it helps

3 0

3 years ago