Quiz about F3 mathematics chp5

Question 1

Determine the value of sin x.

Accepted Answer

$$\frac{5}{13}$$

Answer

$$\frac{5}{12}$$

Answer

$$\frac{12}{13}$$

Answer

$$\frac{12}{5}$$

Question 2

Determine the value of tan z.

Accepted Answer

$$\frac{5}{12}$$

Answer

$$\frac{12}{13}$$

Answer

$$\frac{5}{13}$$

Answer

$$\frac{13}{12}$$

Question 3

Find the value is $$\sin heta$$ .

Accepted Answer

$$\frac{9}{41}$$

Answer

$$\frac{41}{9}$$

Answer

$$\frac{40}{41}$$

Answer

$$\frac{9}{40}$$

Question 4

Find the value of $$ an heta$$ .

Accepted Answer

$$\frac{40}{9}$$

Answer

$$\frac{40}{41}$$

Answer

$$\frac{9}{41}$$

Answer

$$\frac{9}{40}$$

Question 5

Find the value of $$\cos heta$$ .

Accepted Answer

$$\frac{24}{25}$$

Answer

$$\frac{5}{13}$$

Answer

$$\frac{7}{24}$$

Answer

$$\frac{12}{13}$$

Question 6

Calculate the value of $$ an heta$$ .

(tips: $$ an heta\ =\frac{\sin heta}{\cos heta}$$ )

Accepted Answer

$$\frac{7}{24}$$

Answer

$$\frac{0.7}{0.24}$$

Answer

$$\frac{24}{7}$$

Answer

$$\frac{24}{25}$$

Question 7

Find the value of y for each of the following.

Accepted Answer

9

Answer

3

Answer

11

Answer

33

Question 8

Give that $$\sin heta=\frac{3}{8}$$ ,find the value of

(i)tan x

(ii)cos x

Accepted Answer

(i) $$ an\ x=\frac{24}{7}$$

(ii) $$\cos\ x=\frac{7}{25}$$

Answer

(i) $$ an\ x=\frac{24}{25}$$

(ii) $$\cos\ x=\frac{24}{7}$$

Answer

(i) $$ an\ x=\frac{7}{24}$$

(ii) $$\cos\ x=\frac{25}{7}$$

Answer

(i) $$ an\ x=\frac{7}{25}$$

(ii) $$\cos\ x=\frac{24}{7}$$

Question 9

Given that cos x= $$\frac{15}{17}$$ , find the value of

(i)tan x

(ii)sin y

Accepted Answer

(i)tan x= $$\frac{8}{15}$$

(ii)sin y= $$\frac{3}{5}$$

Answer

(i)tan x= $$\frac{15}{8}$$

(ii)sin y= $$\frac{12}{13}$$

Answer

(i)tan x= $$\frac{15}{17}$$

(ii)sin y= $$\frac{4}{5}$$

Answer

(i)tan x= $$\frac{8}{17}$$

(ii)sin y= $$\frac{3}{5}$$

Question 10

The height of an equilateral triangle is 8cm. Calculate the perimeter, in cm, of the triangle.

Accepted Answer

27.72 cm

Answer

27cm

Answer

9.24 cm

Answer

20 cm

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