Answer:
Step-by-step explanation:
12 + 5 = 17
square root of 9 = 3
5 x 4 = 20
Answer:
10 m²
Step-by-step explanation:
There is no formula to solve this problem
Each square on the grid is 1 unit
- Just count all the squares inside the shape and that will be the area of the figure.
- I counted 6 full squares and 10 half squares which would be 5 whole squares
- Adding those numbers up I have 6 + 5 = 11 ≈10 m²
7 & 8/10 or 78/10 ( which is the same thing)
Answer: There are 6 bricks in the bag.
Step-by-step explanation:
Convert from mixed number to decimal number. To do it, divide the numerator of the fraction by the denominator and add the result to the whole number part. Then:

Convert from fraction to decimal number. To do it you need to divide the numerator by the denominator. Then, you get:

Let be "x" the number of bricks in the bag<em>.</em>
<em> </em>Based on the information given in the exercise, you can set up the following proportion:

Finally, you must solve for "x" in order to find its value. This is:
