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A chord bar(AB) is 3 cm. from the center...


A chord `bar(AB)` is 3 cm. from the center of a circle with radius 4. What is the length of chord `bar(AB)` ?

A

`sqrt7`

B

`2sqrt7`

C

5

D

10

Text Solution

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The correct Answer is:
B
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ENGLISH SAT-ADDITIONAL TOPICS IN MATH -PRACTICE TEST
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  2. A rectangular box with length 22 inches , width 5 inches , and heigh...

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  3. In the diagram above, the circle has center O and diameter bar(AC). Th...

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  4. In the xy-plane , a circle with center (6,0) is tangent to the line y=...

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  5. The figure above shows two circles , each with center O. Line segment ...

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  6. The pyramid in the figure above has square base FGHI , and all triangu...

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  7. 2i^4 - i^6 = ?

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  8. A rectangular aquarium 3 ft x 2 ft x 1 ft is 2/3 full of water. In cu...

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  9. In trianglePQR above , bar(PM) is a median. which of the following a...

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  10. Which of the following is the equation of a circle in the standard (x,...

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  11. A circle with center (5,-2) is tangent to the y-axis. What is the equa...

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  12. The center pole of a tent is 8 feet tall, and a side of the tent is 12...

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  13. Which of the following expressions is not equal to sin (-135^@) ?

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  14. For the angle alpha shown below , which of the following statements is...

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  15. If cos (2pi)/3 =sin alpha,which could be alpha ?

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  16. A grain silo, shown below, is in the shape of cylinder with a half sph...

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  17. A grain silo, shown below, is in the shape of cylinder with a half sph...

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  18. A grain silo, shown below, is in the shape of cylinder with a half sph...

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  19. In the figure shown above, angleQ measures 70^@ , bar(PQ)cong bar(PR) ...

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  20. A cylinder is inscribed in a cone with height 30 and base radius 10 , ...

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  21. In the diagram above, ABCD is a square . The circles , whose centers l...

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