WebPlease Subscribe with bell Notifications#definitemind #math #mathsyour queriesToday I will teach you tips and tricks to solve the given olympiad math questio... WebAB = 50 cm. Angle ABC = 24° Work out the length of BC. Give your answer correct to 1 decimal place. 2) ABC is a right-angled triangle. AB = 23 cm. Angle BCA = 20° Work out …
The diagram shows a 5cm x 5cm x 5cm cube calculate …
WebMay 31, 2024 · Explanation: there are 2 possible ways of finding length of AB. radius of circle (r) = 8. ∙ xAB = circumference × fraction of circle. × ×x = 2πr × 1 2π = r = 8. … WebWork out the length of DE. A B D C E 10 cm 5 cm 6 cm 2) ABC and AED are straight lines. EB is parallel to DC. Angle ACD = 90 ° AB = 10 cm BC = 5 cm EB = 6 cm a) Work out … paramedisch centrum breda west
Find the length of side AB .Give your answer to 1 decimal …
http://vle.mathswatch.co.uk/downloads/worksheets/gcse/clip144.pdf WebJun 27, 2024 · 3 Answers Sorted by: 1 Let A B = c, B C = a = c + 2 , A C = b = 5, ∠ B C A = γ , ∠ C A B = α = 2 γ By the sine rule we have sin α a = sin β b = sin γ c, sin 2 γ c + 2 = sin ( π − 3 γ) 5 = sin γ c. By the rules based on componendo and dividendo, WebScalene triangle (1) height: h= b⋅sinC =c⋅sinB (2) angle: B=sin−1 h c , C =sin−1 h b (3) side: c= √a2+b2−2ab⋅cosC (4) area: S= 1 2ah= 1 2ab⋅sinC = 1 2a2 sinBsinC sin(B+C) =√s(s−a)(s−b)(s−c) s= a+b+c 2 S c a l e n e t r i a n g l e ( 1) h e i g h t: h = b ⋅ sin C = c ⋅ sin B ( 2) a n g l e: B = sin − 1 h c , C = sin − 1 h b ( 3) s i d e: c = a 2 + … parameningeal infection