Mathematics
Asked 5 years ago

SG chevron_right Primary 6 chevron_right Measurement

Replies 3
Ikhlas Hashim

Total painted area= total surface area of the block

5 years ago
Ikhlas Hashim

b) i) visualise taking out the outer layer of cubes.

5 years ago
Ikhlas Hashim

ii) visualise just taking the corners

5 years ago

Habihita
Asked 5 years ago

SG chevron_right Primary 5 chevron_right Geometry

Replies 1
Mathematics

Angle y= 120รท2=60 Angle z=85-60=25 Angle x= 60 Angle w= 180-60-25=95

5 years ago

Habihita
Asked 5 years ago

SG chevron_right Primary 5 chevron_right Geometry

Replies 1
happy

COF=32+48+37 = 117 DOF=180-117=63

5 years ago

Chai Ming Yuan
Asked 5 years ago

SG chevron_right Secondary 1 chevron_right Geometry and Measurement

No. 7

Replies 4
Ikhlas Hashim

a) use calculator

5 years ago
Ikhlas Hashim

b) clue: it has to do with the 10^n. Play ard with the decimal points respectively. Use calculator for checking purpose

5 years ago
Ikhlas Hashim

c) change base 10 to base 8 using log

5 years ago
Ikhlas Hashim

d) use the grouping log formula to find the answer

5 years ago

smchoy
Asked 5 years ago

SG chevron_right Secondary 4 chevron_right Number and Algebra

Replies 2
happy

(3x+5)(x+2)(50)=8000. 3x2+11x+10=160. 3x2+11x-150=0

5 years ago
Ikhlas Hashim

when half filled only contains 8L (3x+5)(x+2)(50)=8000... 3x2 +11x +10=160 ... 3x2 +11x-15 0=0

5 years ago

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