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HNC - Fastest Finger First (Maths) #1

Total questions: 5

Worksheet time: 5mins

Name
Class
Date
1.

A triangle has side lengths 13 and 47. What is the hypotenuse?

a)

7.746

b)

48.765

c)

49.729

d)

60

2.

What are the two possible angles in degrees? (Recall C.A.S.T)

 cos(θ)=0.819152\cos\left(\theta\right)=0.819152  

a)

35 and 125

b)

35 and 145

c)

35 and 215

d)

35 and 325

3.

1.772453851 is closest to...

a)

e0.572e^{0.572}

b)

e\sqrt{e}

c)

tan(60)\tan\left(60\right)

d)

π\sqrt{\pi}

4.

Be careful... answer to 5 d.p.

 log3.4(17.8) =\log_{3.4_{ }}\left(17.8\right)\ =   

a)

2.35272

b)

2.35271

c)

3.28875

d)

2.29828

5.

Solve for x (factorise):

 x2+3x4=0x^2+3x-4=0  

a)

3 and 4

b)

-4 and 3

c)

-4 and 1

d)

4 and -1