HIUWUW
Asked 5 years ago

SG chevron_right Primary 3 chevron_right Geometry

Help me.

Replies 4
Rayner Seow

15

5 years ago
Rayner Seow

ADB=BDC=90/2=45

5 years ago
Rayner Seow

EDC=180-45=135

5 years ago
Rayner Seow

ECD=180-30-135=15

5 years ago

besty
Asked 5 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Help

Replies 2
Rayner Seow

0.12x600=72 360-72=288 0.1 of remaning price=288 Remaining price=2880 Total price=2880+600=3480

5 years ago
besty

Thx

5 years ago

besty
Asked 5 years ago

SG chevron_right Primary 6 chevron_right Measurement

Help pls

Replies 4
Ikhlas Hashim

Diameter of medium circle= radius of big circle

5 years ago
Ikhlas Hashim

Find the area of all the individual circle then find the area of shaded region

5 years ago
Ikhlas Hashim

Area of circle =π×r×r

5 years ago
Ikhlas Hashim

Area of shaded region / area of big circle

5 years ago

besty
Asked 5 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Help

Replies 5
Ikhlas Hashim

Volume of cuboid=length × breadth × height

5 years ago
Ikhlas Hashim

Take note of the height of water in the tank.

5 years ago
Ikhlas Hashim

b) find the volume of water in 1 small tank.

5 years ago
Ikhlas Hashim

100%-> volume of water 120%-> ??? (Volume of water after the increase)

5 years ago
Ikhlas Hashim

b) find the volume of 1 small tank. Given volume and given base area(length×breadth) find the height of the small tank

5 years ago

besty
Asked 5 years ago

SG chevron_right Primary 6 chevron_right Number and Algebra

Help

Replies 1
Kelvin Tan YC

Find the time when Johnson caught up with Gary. From there, you can find the duration Gary had driven and with the speed given, the distance Gary had driven when Johnson caught up with him. You can then find the driving speed of Johnson given the time taken to catch up Gary. Find the duration Johnson took to drive from Town A to Town B. With the anawer in (a), you can solve to arrive with the answer for (b)

5 years ago

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