Free Printable Grade 10 / Second term / quiz 17 l elevation and depression

1.

Using the illustrations above, determine the horizontal line.

a)

x

b)

AC

c)

AB

2.

Using the illustrations above, determine the line of sight.

a)

AC

b)

AB

c)

BC

3.

Given the illustrations above, determine the angle of elevation

a)

JK

b)

JL

c)

S

4.

At point on the ground 50 feet from the front of a tree, the angle of elevation to the top of the tree is 48^𝑜 . Find the height of the tree.

Which of the ratio is the appropriate for the problem?

a)

$\tan\theta=\frac{opposite}{adjacent}$

b)

$\sin\theta=\frac{opposite}{hypotenuse}$

c)

$\cos\theta=\frac{adjacent}{hypotenuse}$

5.

A ladder is leaning against a wall. The foot of the ladder is 6.5 feet from the wall. The ladder makes an angle of 74^𝑜 with the level ground. How high on the wall does the ladder reach?

Which of the following is the correct diagram for the problem?

a)

b)

c)

6.

A ladder is leaning against a wall. The foot of the ladder is 6.5 feet from the wall. The ladder makes an angle of $74^o$ with the level ground. How high on the wall does the ladder reach?

Which of the ratio is the appropriate for the problem?

a)

$\tan\theta=\frac{opposite}{adjacent}$