C-10-Q084mediumsingle_mcq

The total height of the pole is $x + CD = 10\sqrt{3} + 20$ approximately—

a $27.32$ m
b $37.32$ m
c $47.32$ m
d $17.32$ m

ব্যাখ্যা

The full original pole equals the standing part plus the broken part: $x + CD = 10\sqrt{3} + 20$ . Using $10\sqrt{3}\approx 17.32$ gives a total of about $37.32$ m.

এই অধ্যায়ের আরও প্রশ্ন

C-10-Q085The unbroken (still standing) piece measures approximately—
C-10-Q086The slanted (broken) piece measures exactly—
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C-10-Q088The horizontal distance to the foot of the post equals—
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C-10-Q090Solving gives
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C-10-Q093Therefore equals—
C-10-Q094Hence the angle of elevation of the sun is—

Chapter 10: Distance and Elevation — সব প্রশ্ন দেখুন (160টি) →

The total height of the pole is $x + CD = 10\sqrt{3} + 20$ approximately—

27.32

37.32

47.32

17.32

ব্যাখ্যা

The full original pole equals the standing part plus the broken part: $x + CD = 10\sqrt{3} + 20$ . Using $10\sqrt{3}\approx 17.32$ gives a total of about $37.32$ m.

The total height of the pole is x+CD=103+20x + CD = 10\sqrt{3} + 20x+CD=103​+20 approximately—

ব্যাখ্যা

এই অধ্যায়ের আরও প্রশ্ন

The total height of the pole is x+CD=103+20x + CD = 10\sqrt{3} + 20x+CD=103​+20 approximately—

ব্যাখ্যা

এই অধ্যায়ের আরও প্রশ্ন

The total height of the pole is $x + CD = 10\sqrt{3} + 20$ approximately—

The total height of the pole is $x + CD = 10\sqrt{3} + 20$ approximately—