DP Mathematics SL Questionbank

The cosine rule.
Description
[N/A]Directly related questions
- 18M.2.sl.TZ2.2b: Find DC.
- 18M.2.sl.TZ2.2a: Find DB.
- 18M.2.sl.TZ1.6: Triangle ABC has a = 8.1 cm, b = 12.3 cm and area 15 cm2. Find the largest possible perimeter of...
- 17N.1.sl.TZ0.4b: The shape in the following diagram is formed by adding a semicircle with diameter [AC] to the...
- 17N.1.sl.TZ0.4a: Show that AC=7 cm.
- 17M.2.sl.TZ2.9d: When the ship reaches D, it changes direction and travels directly to the island at 50 km per...
- 17M.2.sl.TZ2.9c: Find DE.
- 17M.2.sl.TZ2.9b: Finds CE.
- 17M.2.sl.TZ2.9a: Find the bearing of A from E.
- 17M.1.sl.TZ2.9d: Hence or otherwise, find the distance between P1 and P2 two seconds after they...
- 17M.1.sl.TZ2.9c: Find cosBˆAC.
- 17M.1.sl.TZ2.9b.ii: Find |→AB|.
- 17M.1.sl.TZ2.9b.i: Find →AB;
- 17M.1.sl.TZ2.9a: Find the coordinates of A.
- 17M.2.sl.TZ1.5: The following diagram shows the chord [AB] in a circle of radius 8 cm, where...
- 16M.2.sl.TZ2.2b: Find DˆBC.
- 16M.2.sl.TZ2.2a: Find BD.
- 16M.2.sl.TZ1.3c: Use the sine rule to find AˆCB.
- 16M.2.sl.TZ1.3b: Find the distance from Town A to Town C.
- 16M.2.sl.TZ1.3a: Find AˆBC.
- 16N.2.sl.TZ0.3c: Find AB.
- 12N.2.sl.TZ0.8a: Find the length of the chord [AB].
- 12N.2.sl.TZ0.8b: Find the area of triangle AOB.
- 12N.2.sl.TZ0.8c: Angle BOC is 2.4 radians. Find the length of arc ADC.
- 12N.2.sl.TZ0.8d: Angle BOC is 2.4 radians. Find the area of the shaded region.
- 12N.2.sl.TZ0.8e: Angle BOC is 2.4 radians. The shaded region is to be painted red. Red paint is sold in cans...
- 12M.2.sl.TZ2.10a: Use the cosine rule to show that PQ=2rsinθ .
- 12M.2.sl.TZ2.10c(i) and (ii): Consider the function f(θ)=2.6sinθ−2θ , for...
- 12M.2.sl.TZ2.10d: Use the graph of f to find the values of θ for which l<1.3PQ .
- 12M.2.sl.TZ2.10b: Let l be the length of the arc PRQ . Given that 1.3PQ−l=0 , find the value of...
- 12M.2.sl.TZ1.9a(i) and (ii): (i) Show that p2(41−40cos0.7)=36 . (ii) Find p .
- 12M.2.sl.TZ1.9b: Write down the length of BD.
- 12M.2.sl.TZ1.9c: Find AˆDB .
- 12M.2.sl.TZ1.9d(i) and (ii): (i) Show that CˆBD=1.29 radians, correct to 2 decimal...
- 09N.2.sl.TZ0.8b: Find OD.
- 09M.2.sl.TZ1.2a: Find AB.
- 09M.2.sl.TZ2.4a: Find the size of angle ACB.
- 10N.2.sl.TZ0.6a: Find AˆCB .
- 10N.2.sl.TZ0.6b: Find AB.
- 10M.2.sl.TZ1.8a: Use the cosine rule to show that AC=√41−40cosx .
- 10M.2.sl.TZ1.8c: (i) Hence, find x, giving your answer to two decimal places. (ii) Find AC .
- 10M.2.sl.TZ1.8d(i) and (ii): (i) Find y. (ii) Hence, or otherwise, find the area of triangle ACD.
- 10M.2.sl.TZ1.8b: Use the sine rule in triangle ABC to find another expression for AC.
- 10M.2.sl.TZ2.8a: Find the size of angle AOC .
- 10M.2.sl.TZ2.8d: Find EF .
- 10M.2.sl.TZ2.8b: Hence find the area of the shaded region.
- 10M.2.sl.TZ2.8c: The area of sector OCDE is 45 cm2. Find the size of angle COE .
- 08N.2.sl.TZ0.6a: Find the distance the second ship will travel.
- 11M.2.sl.TZ1.1a: Find AC .
- 11M.2.sl.TZ1.1b: Find BˆAC .
- 11M.2.sl.TZ2.5a: Complete the diagram, showing clearly all the information above.
- 11M.2.sl.TZ2.5b: Find x .
- 13M.2.sl.TZ1.8a: Find AC.
- 13M.2.sl.TZ2.3b: Find BC.
- 14M.2.sl.TZ1.1a: Find AC.
- 14M.2.sl.TZ1.1b: Find BˆCA.
- 14M.2.sl.TZ2.5b: Given that ˆA is obtuse, find BC.
- 13N.2.sl.TZ0.8b: Find AC.
- 13N.2.sl.TZ0.8c: Hence or otherwise, find the length of arc ABC.
- 15M.2.sl.TZ2.10a: Show that the area of the square ABCD is 2r2(1−cosθ).
- 14N.2.sl.TZ0.3b: Find AB.
- 15N.2.sl.TZ0.8d: Given that θ is obtuse, find CD.