We can look at 2 similar triangles.
1st triangle has legs: a vertical pole and its shadow, and
2nd triangle has legs legs : a child and his(her) shadow.
We can write a proportion:
height of a pole/height of a child= shadow of a pole/shadow of a child
8/4 = 5/shadow of a child
shadow of a child=(5*4)/8=5/2 ft
Answer: 5/2 ft
Hi
Here is the solution.
To find how much sand is in each bag we have to divide the weight of the sand by number bags.
Each bag hold = 48/12 = 4 pounds.
That's the answer.
Answer: Only 16
Step-by-step explanation:
The square roots of 5 & 20 are long decimals.
The square root of 49 is 7 but 7 has a decimal square root.
The square root of 16 is 4, 4 is 2 squared.
So 16 is a perfect square.
Answer is
<span>d. Step 3: He should have divided both sides by −5.</span>
