Answer:
Step-by-step explanation:
step 1
Find the value of y
we know that
In the right triangle of the figure
Remember that
so
Simplify
step 2
Find the value of x
In the right triangle of the figure
Remember that
so
The answers are
1: False
2: True
3: True
4: False
Answer:
Swimming can improve your health.
Step-by-step explanation:
Gerunds are nouns which derive from verbs and take the -ing form. In the sentence, the noun swimming functions as the subject of the verb can.
Gerunds are usually used as subjects of sentences, after certain verbs (such as enjoy and look forward to) and after prepositions.