10sin 150° 11sin 300° 12sin (−300°) 13cos (−30°) 14cos 510° 15cos 60°+cos(−60°) 16cos 280° 17cot ³ 300° 18cot 150° 19cos 300° 20sin 30° 21cos 30° 22tan 30° 23cos α < 0 ∧ cot α < 0 24suppl. én antisuppl. ? 30cot 120° 313.sin³(− 30°) 32cos²150° − cos²60° 33cos⁴ 135° 34sin²240° 35verwante hoeken varia 36sin² 225°+ tan 225° 37tan 300°.cot 400°.tan 500° 38cos60°+cos120°
  +cos240°+cos480° 39tan⁴ 300° 40tan⁴ (−60° ) = 41sin² 150° + sin³ 210° 42tan 135° + sin² 125° 43tan³ 300° 44sin 150° + cos² 135° 45tan 50°.tan 40°.tan 400° 46hoeveel juist ? 47cos (270°+ x) 48\( \frac{\sin 2000^\circ}{\sin 20^\circ}+\frac{\cos 2000^\circ}{\cos 20^\circ} \) 49sin150°+cos²135°+tan³135° 50sin⁰60° + cos⁰60° + sin²60° + cos²60°

60cos ( α − β ) 61 = ? 62sin (−α ) + cos (−α ) = 63cos 2(90° − α ) 64cos (α − 30° ) = ½ 65cos 2(180°−α) 66sin x = ? 67welke juist ?_1 68welke juist ?_1 69helft van  − 70sin --> cos 713 goniom.formules 72sin(a+b)=cos(...) 73sin 3(180°− x) 74sin (x − 90°) 75sin (90° + x) 76sin x + sin (90°- x)
 +sin(180°- x)+sin(270°- x) 77sin x + sin(90°+x)
 + sin (180°+x) + sin (270°+x) 78 >sin x > cos x 79cosx+cos(90°+x)+cos(180°+x)+cos(270°+x) 80sinx=0,8 ⇒ cos(180°− x) = ? 81− sin x = ? 82sin1°+sin2°+...+cos359° 83cos1°+cos2°+...+cos359° 84cos(120° − x) = ? 85wie = cos α ? 86\(\frac{\sin^2\alpha\:-\:\cos^2\alpha }{\sin\, (-\alpha )\,-\,\cos\, (-\alpha )}\) 87cos1°+cos3°+...+cos179° 88GF + cos(180°−α) 89cos² (π + x ) + cos² (  + x) 90cos(180° + α) = ? 913 keer cos A0verwante hkn cos (2) A1\(\frac{\sin 2000^\circ}{\sin 20^\circ}+\frac{\cos 2000^\circ}{\cos 20^\circ} \) A2sin150°+cos²135°+tan³135° A3cos(90°−x)+cos(180°−x)
  + cos(270°−x) A4\(\cos\frac{360^\circ}{n}\, >\: \cos\frac{360^\circ}{n+1}\) A5\(\sin\frac{360^\circ}{n}\, \leq\: \sin\frac{360^\circ}{n+1}\) A6cos2α , cos4α A7sin (3.10ⁿ)° = ? A8sin nπ − cos nπ

9090°+x ↔ 270°−x 91sin (270°− x) 92sin (270°+ x) 93cos (270°− x) 94sin x + sin (90°− x)
 +sin(180°− x)+sin(270°− x) 95sin x + sin (90° + x)
 +sin(180°+x)+sin(270°+x) 96tan x + tan( 90° + x)
 +tan(180°+ x) + tan( 270°+ x) 97tan ( 270° + α) 98cos (270° − x) = ...FOUT ? 99welke gelijkheid is JUIST ? A0tan x.tan(90°-x).tan(180°-x).
  tan(270°-x) A1welke van de vier

G0 tan ( 270° − α) G1 cot (α − β ) G3 cot 30° G4 vreemde eend G5 cot(π+x) / cot(−x) O1 3 keer tan O2 tan 40° O3 tan30°.tan40°.tan50° O4 tan (90° + x) O5 vreemde eend (tan) O6 tan 200°.tan 250°.tan 300° O7 tan 300°.cot 400°.tan 500° O8 tan 300°.cot 400°.tan 500° R0 welk product is 1 ? R1 \(\frac {1+\tan^2x} {1+\cot^2x} \) R2 tan1°.tan2°.tan3°.....tan89° R3 tan 10°.tan 80°.tan 800° R4 cot10°.(3tan10°+8cot80°) R5 tan(90° + α) R7 tan x = ... R8 tan x > cot x ?

C060° ↔ −60° C130° ↔ 150° C2welke correct ? C3welke fout ? C4welke juist ? C5cos (60,120,240,480,960) C6cos x ↔ cos (−x) C7verwante hkn cos C83 gelijkheden_1 C94 gelijkheden (90,270) D04 gelijkheden (60,120) D15 gelijkheden (90) D25 gelijkheden (180) D34 ongelijkheden (300,350) D45 ongelijkheden (160,260,..) D55 ongelijkheden (10,110,..) D65 ongelijkheden [0,140] D7vreemde eend (tan) D8alle drie juist ? (G.F.) D9welke is correct ? (π,) E0welke gelijkheid is JUIST ? E1vreemde eend (sin) E2alle drie correct ? (sin,cos) E3vreemde eend

F0complementair F1supplementair F2antisupplementair F3gon. cirkel - beeldpunten F55 ongelijkheden F64 ongelijkheden F7sin x > cos x F8positief ? F9trapezium in gon.cirkel G0trapezium in gon.cirkel G1tan x > cot x ? G2alleen tan G3sin (α + k.90° ) G4sin (α + k.60° ) G5cos (α + k.60° )

G3grondformule G4(1+cosx)(1+cos(−x)) G5(1+cosx)(1−cos(−x)) G6(1+sinx)(1+sin(−x)) G7(1−sinx)(1−sin(−x)) 50sin⁰60° + cos⁰60;° + sin²60° + cos²60° G9grondformule(4)

V0100° en 260° V190°− x ↔ 90°+x V2in Δ :   2A en 2B+2C V3tegengesteld V4cos x + cot ² x V5tegengest. van supplement V6 V7(anti)supplementair V8complement van 222°33' V9complement van 110°30' W0verwante hkn varia W1verwante_hkn_90°+x W22x ² − 1 = 0 W3tan(90°+x).tan(270°+x) W4cos(−x)+sin(−x).tan(−x) W53de hoek in Δ W6sin(90°−α).cos(90°−α)
    .tan(90°−α) W7sin(180°−α).cos(180°−α)
    .tan(180°−α) W8sin(180°+α).cos(180°+α)
    .tan(180°+α) W8rechth. driehoek X0\(\frac{\tan(180^\circ\,-\:\alpha )}{\cos(90^\circ\,+\:\alpha )}\) X1\(\frac{\sin(90^\circ-x )}{\cot (180^\circ-x)}=\) X2f (tan 60°) + f (cot 60°) X3 sinus derde hoek driehoek