![२० Trigonometry Identities Triangle Side Angle Addition Sum of Angles Exterior Angle Identity Inequality] (Triangle) Theorem ৫ + B + 1 = 1809 ೩ = % + 8 b - c < a < b + c x + y = 2 Triangker Angle Intersecting Chords Tropezoid Angles Side - Angle (Same Side) Inequality Theorem a + b = x + y/ ৫ > ৮ <> ৫ > ও A * b = C * d Q + 8 + Y = 1809 Complementary Exterior Angle of Supplementary Isosceles Triangle 10 Triangle Angles Angles Base Angles B X = a + b ৫ + ও = 909 ৫ + ৪ 180 ও = ও Triangle Midsegment] Tangents Cosines Law of Sines Law of Law of '13 15 Theorem' tan (A- 8) 0 =0 42 + b2 २ab cos C m Sin A sin B tan (A + B) sin C 0+0 Slope Pythagorean Distonce Between Midpoint of Line' 18 Theorem Two Points Formula (*1,92) (~1, 92) M ०(xz, ५- ) (x,,9) (x;!) (xJ) 2 - 91 ೩2 ५ + ५२ 42 + b2 = c2 1 [ V(xz - x,)2 + (yz - 9,)2 0 M m = 12 - 11 Practice these identities with diagrams TIPS carefully ! Check units, signs, and special cases २० Trigonometry Identities Triangle Side Angle Addition Sum of Angles Exterior Angle Identity Inequality] (Triangle) Theorem ৫ + B + 1 = 1809 ೩ = % + 8 b - c < a < b + c x + y = 2 Triangker Angle Intersecting Chords Tropezoid Angles Side - Angle (Same Side) Inequality Theorem a + b = x + y/ ৫ > ৮ <> ৫ > ও A * b = C * d Q + 8 + Y = 1809 Complementary Exterior Angle of Supplementary Isosceles Triangle 10 Triangle Angles Angles Base Angles B X = a + b ৫ + ও = 909 ৫ + ৪ 180 ও = ও Triangle Midsegment] Tangents Cosines Law of Sines Law of Law of '13 15 Theorem' tan (A- 8) 0 =0 42 + b2 २ab cos C m Sin A sin B tan (A + B) sin C 0+0 Slope Pythagorean Distonce Between Midpoint of Line' 18 Theorem Two Points Formula (*1,92) (~1, 92) M ०(xz, ५- ) (x,,9) (x;!) (xJ) 2 - 91 ೩2 ५ + ५२ 42 + b2 = c2 1 [ V(xz - x,)2 + (yz - 9,)2 0 M m = 12 - 11 Practice these identities with diagrams TIPS carefully ! Check units, signs, and special cases](https://cdn4.sharechat.com/bd5223f_s1w/compressed_gm_40_img_562864_323d691a_1780383555701_sc.jpg?tenant=sc&referrer=pwa-sharechat-v2&f=701_sc.jpg)
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