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Valemid kujundid 6.kl.

Total questions: 8

Worksheet time: 4mins

Name
Class
Date
1.

Vali kolmnurga ümbermõõdu valem

a)

P = a +b + c

b)

P = 2 \cdot a + 2 \cdot b

c)

p = 3a+bp\ =\ 3\cdot a+b

2.

Vali kolmnurga pindala valem

a)

S =ahb2S\ =\frac{a\cdot h_b}{2}

b)

S = bhb2S\ =\ \frac{b\cdot h_b}{2}

c)

S =ac2S\ =\frac{a\cdot c}{2}

3.

Vali ruudu ümbermõõt

a)

p = 3a+bp\ =\ 3a+b

b)

P = 2a+2b+2cP\ =\ 2a+2b+2c

c)

p=4ap=4\cdot a

4.

Vali ruudu pindala

a)

S =abS\ =a\cdot b

b)

S = aaS\ =\ a\cdot a

c)

S =12aaS\ =\frac{1}{2}\cdot a\cdot a

5.

Vali ristkõliku ümbermõõdu valem

a)

P = 2(a b)P\ =\ 2\left(a\ -b\right)

b)

P =2a+3bP\ =2a+3b

c)

P = 4aP\ =\ 4a

d)

P =2a + 2bP\ =2a\ +\ 2b

6.

Vali ringjoone pikkuse valem

a)

C = 2πdC\ =\ 2\pi d

b)

C = πdC\ =\ \pi\cdot d

c)

C= πR2C=\ \pi R^2

7.

Vali ringi pindala

a)

S =πd2S\ =\pi\cdot d^2

b)

S=12πdS=\frac{1}{2}\pi\cdot d

c)

S = πR2S\ =\ \pi\cdot R^2

8.

Vali risttahuka ruumala valem

a)

V = ab2V\ =\ a\cdot b^2

b)

V=6a2V=6a^2

c)

V=abcV=a\cdot b\cdot c