Matematyka 7
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130 3. TRÓJKĄTY<br />
CZY JUŻ POTRAFISZ?<br />
Rysunek do zadań 1. i 2.<br />
1 <br />
A. a = g<br />
B. b = h<br />
C. c = h<br />
D. d = f<br />
2 <br />
A. b + d = 180 °<br />
B. a + c + e + g = 360°<br />
C. h + b + c = 180 °<br />
D. a + c + f + h = 360 °<br />
3 <br />
4 <br />
A. 20° B. 25° C. 30° D. 40°<br />
5 mn<br />
6 mnabc.
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