jets quiz for grade 8

Simplify the following

(+8) - (+3)

• - 11

• +11

• + 5

• - 5

(-9) + (+4)

• + 4

• - 5

• +5

• - 4

(4)³ =

• 46

• 64

• 16

• 8

 Express the in standard form

0.00034

• (a)   3.4x 10^-3

• (a)   34x 10^-4

•    3.4x 10^-4

• (a)   340x 10^-4

Find 15% of 2.8kg

• 0.420kg

• 0420kg

• 04.20kg

• 0.4200kg

A plane figure with five or more straight sides is known as ______.

• square

• polygon

• rhombus

• trapezium

The sum of angles in a polygon is ________.

• 270

• 360

• 200

• 180

A polygon with 8 sides is called _______.

• Hexagon

• Heptagon

• octagon

• Isosagon

When all sides and angles are equal, it is called ________ polygon.

• Unequal

• regular

• Angular

• Irregular

The opposites sides are parallel in a ______________. 

• Parallelogram

• Star

• Reduction

• Triangle