1.- The hypotenuse of a triangle, whose catheti measure 5 and 12 cm, measures:
a) 5 cm
b) 13 cm
c) 10.9 cm
d) None of them
2.- A triangle has a cathetus of 20 m and the hypotenuse of 25 m. The other cathetus measures:
a) 32 m
b) 22 m
c) 15 m
d) None f them
3.- If Amelia is 162 cm tall, the height of the lampost is:
a) 2 m
b) 2,5 m
c) 2,6 m
d) 2,7 m
4.- The area of this figure is:
a) 16 m2
b) 20 m2
c) 15 m2
d) 18 m2
5.- The total area of this cone is:
a) 74 cm2
b) 73.15 cm2
c) 70.18 cm2
d) 75.39 cm2
6.- And its volume is:
a) 37.7 cm3
b) 36.57 cm3
c) 31.28 cm3
d) 50.7 cm3
7.- A swimming pool is 8 m long, 6 m wide and 1.5 m deep. The water resistant paint needed for the pool costs 6 €/m2.How much will it cost to paint the interior surface of the pool?
a) 420 €
b) 480 €
c) 540 €
d) 600 €
8.- How many litres of water will be needed to fill the swimming pool?
a) 70000 l
b) 72000 l
c) 152000 l
d) 40000 l
9.- The volume of this prism, whose base is a rhombus, is:
a) 1540 cm3
b) 1592 cm3
c) 1008 cm3
d) 1438 cm3
10.- A square pyramid has a height of 3 m and the side of the base measures 8 m. Its total area is:
a) 160 m2
b) 108 m2
c) 144 m2
d) 230 m2
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