Dinglan
Asked 5 years ago

SG chevron_right Primary 4 chevron_right Measurement

Help with both answers pls

Replies 2
Yippie Loh

56÷4= 14, 14×14=

5 years ago
Yippie Loh

30÷5=6,..... 2x2= 4

5 years ago

Stephanie
Asked 5 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Please help. Thank you!

Replies 1
Andrew

Buns sold in apr= 420x4-200-350-425=705 % increase in buns sold from jan to apr= 705/200*100=352.5%

5 years ago

Liza Salasiah Harun
Asked 5 years ago

MY chevron_right Secondary 4 chevron_right Add Math: Geometry and Trigonometry

Help

Replies 1
mohdazrin

(a) Cos = sebelah÷hipotenus Cos tita = 10÷16 Cos tita = 0.625 Tita = cos ^-1 0.625 Tita = 51.318° (b) Lengkok pq = tita÷360 × 2 pai r = 51.318÷360 × 2 pai 16 =14.33 Perimeter kawasan berlorek = lengkok pq + pr + rq = 14.33 + 6 + 10 = 30.33cm ( c) Kawasan berlorek qrp = qop - qor Qrp = tita ÷360 × pai r^2 - 10×10÷2 Qrp = 51.318÷360 pai 16^2 - 50 Qrp = 114.646 - 50 Kawasan berlorek = 64.646 cm^2

5 years ago

Jia Le
Asked 5 years ago

SG chevron_right Secondary 5 chevron_right Add Math: Geometry and Trigonometry

Need help for b

Replies 4
Peter

Some useful trigo identities. Part b uses the 2nd last expression where A is actually μ÷2.

5 years ago
Jia Le

Thx Peter I ady memorised all formulae still isnt able to solve it

5 years ago
Kelvin Tan YC

Solution

5 years ago
Jia Le

Alright thx Kelvin

5 years ago
Jia Le

Alright thx Kelvin

5 years ago

LS1526 X LS1154
Asked 5 years ago

SG chevron_right Secondary 2 chevron_right Geometry and Measurement

Pls help, thx

Replies 0

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