Geometry & Trigonometry — Practice

Question 1

Two angles of a triangle measure 50° and 70°. What is the third angle?

Accepted Answer

C

Question 2

What is the value of sin30° + cos60°?

Accepted Answer

B

Question 3

In a triangle, two interior angles measure 40° and 65°. What is the exterior angle at the third vertex (adjacent to that vertex's interior angle)?

Accepted Answer

C

Question 4

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

Accepted Answer

C

Question 5

A right triangle has legs of length 9 cm and 12 cm. What is the length of the hypotenuse?

Accepted Answer

C

Question 6

A tower's angle of elevation from a point 30 m away from its base is 45°. What is the height of the tower?

Accepted Answer

B

Question 7

A tower's angle of elevation from a point 20 m away from its base is 60°. What is the height of the tower?

Accepted Answer

B

Question 8

An arc of a circle subtends an angle of 100° at the centre. What angle does the same arc subtend at a point on the remaining circumference?

Accepted Answer

B

Practice — Geometry & Trigonometry