29; she can drive 29 miles per gallon of gasoline
Explanation: 580/20=29
152/16=9.5
9.5=9 5/10
5/10=1/2
Answer: 9 1/2
The value of x is 21√2/2
The correct option is (A)
<h3>What is Trigonometry?</h3>
Trigonometry is a branch of mathematics that studies relationships between the sides and angles of triangles.
In triangle having angle 60.
sin 60 = P/ 7√3
√3/2= P/7√3
2P= 21
P= 21/2
Now again
cos 45= 21/2/x
1/√2 = 10.5/x
x= 21√2/2
Learn more about trigonometry here:
brainly.com/question/26719838
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Answer:
2866
Step-by-step explanation:
10000-7134=2866
so 7134+2866=10000
