10th Grade Sine And Cosine Laws - Mixed (Nikoleta Simeonova)
10 Questions
| Total Attempts: 96
For your "fill in the blanks" answers, please use the following pattern: _ cm, _ cm Example: 1 cm, 2 cm
Questions and Answers
- 1.Given a triangle ABC with sides 4 cm and 6 cm. The angles opposite them are in the ratio 1:2. Find the third side.
- 2.Given the inscribed quadrilateral ABCD, where AB=66cm, BC=77cm and AC=77cm. The angle bisectors of angles B and D intersect each other in point L, which lies on the diagonal AC. Find CD and AD.
- 3.
![Given a triangle ABC, such that a+c=11cm, c>a, β=60° and r= cm. Find a, b, c, . - ProProfs]( "Given a triangle ABC, such that a+c=11cm, c>a, β=60° and r= cm. Find a, b, c, .")
Given a triangle ABC, such that a+c=11cm, c>a, β=60° and r= cm. Find a, b, c, .- A.
3 cm, cm, 7 cm, 4 cm
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- B.
3 cm, cm, 7 cm, cm
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- C.
3 cm, 8 cm, 5 cm, 4 cm
- D.
3 cm, 8 cm, 7 cm, cm
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- 4.
![Given the right angle triangle ABC. Points K and L lie on the hypotenuse AB, so that AK=KL=LB. Find cosβ, if CK=.CL. - ProProfs]( "Given the right angle triangle ABC. Points K and L lie on the hypotenuse AB, so that AK=KL=LB. Find cosβ, if CK=.CL.")
Given the right angle triangle ABC. Points K and L lie on the hypotenuse AB, so that AK=KL=LB. Find cosβ, if CK=.CL.- A.
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- B.
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- C.
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- D.
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- 5.Given a parallelogram ABCD (angle BAD is an acute angle). The orthogonal projection of AD over AC is 8 cm; the orthogonal projection of CD over AC is 16 cm; BD-=22 cm. Find the sides of ABCD.
- 6.Given a parallelogram ABCD, AB=13 cm, AD=16 cm, BN=9 cm (BN is the median in triangle ABD). Find the diagonals of ABCD.
- 7.A is exterior point for the circle k. AB is a tangent to k, ACD is a secant to k. AD-AB=24 cm. Find BC, if BD=56 cm and angle BAC is 60 degrees.
- 8.Given a triangle ABC with circumradius R. D lies on the short arc BC. The chords AD and BC intersect each other in point M, so that angle BMD is 120 degrees, BM:MC=2:3; AB=R. Find BC.
- A.
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- B.
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- C.
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- D.
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- 9.A circle k is inscribed in triangle ABC. The tangent point D divides AC into segments AD=6 cm, DC=4 cm. Find the sides AB and BC, if angle BAC is 60 degrees.
- 10.Given the rhombus ABCD. The side DC is seen from point M (the midpoint of AB) at angle 60 degrees. Find AC, if MD=4, MC=6.
- A.
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- B.
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- C.
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- D.
6
Questions: 36 | Attempts: 288 | Last updated: Mar 9, 2013
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Sample QuestionGERD: Reflux esophagitis is the recurrent reflux of gastric contents into the distal esophagus because of mechanical functional abnormality of the ____________________
For your "fill in the blanks" answers, please use the following pattern:
_ cm, _ cm
Example:
1 cm, 2 cm
Questions: 10 | Attempts: 112 | Last updated: May 9, 2013
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Sample QuestionThe following identity is true or false:
For your "fill in the blanks" answers, please use the following pattern:
_ cm, _ cm
Example:
1 cm, 2 cm
Questions: 12 | Attempts: 96 | Last updated: Oct 9, 2013
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