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Core Mathematics

Core Mathematics · Quick practice · answer shown after each question

Angles, polygons and Pythagoras

Question 1 of 10

Question 1 of 10

A rectangle has a diagonal of 25 cm and width 7 cm. Find its perimeter.

Question 2 of 10

Question 2 of 10

The interior angles of a pentagon are x, 2x, 3x, 4x and 5x. Find x.

Question 3 of 10

Question 3 of 10

Complementary angles add up to

Question 4 of 10

Question 4 of 10

An angle is 20° more than its complement. Find the angle.

Question 5 of 10

Question 5 of 10

What is the sum of the interior angles of a hexagon?

Question 6 of 10

Question 6 of 10

The hypotenuse of a right triangle is 13 cm and one side is 5 cm. The other side is

Question 7 of 10

Question 7 of 10

The angles of a hexagon are 2x, 2x, 3x, 3x, 4x and 4x. The largest angle is

Question 8 of 10

Question 8 of 10

A regular polygon has interior angles of 150°. How many sides has it?

Question 9 of 10

Question 9 of 10

Each interior angle of a regular polygon is 150°. How many sides does it have?

Question 10 of 10

Question 10 of 10

When a transversal cuts two parallel lines, alternate angles are

Questions written by OtisamLMS in the style of the WASSCE. They are not WAEC past questions.