Answer:
3
Step-by-step explanation:
Using the rule of radicals
×
⇔
Simplify the given radicals
=
= ×
= 5
------------------------
=
= ×
= 6
-----------------------
=
= ×
= 8
Then
+
-
= 5 + 6
- 8
= 11 - 8
= 3
When rick measures the shadow of a yard stick ,it is 7 inches.At the same time ,the shadow of the tree he would like to chop dow
2 answers:
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