Page 13 - steps 4b 02.pdf

RM 17

II 2-D shape (1) II II II II II II II II 4b:6
e

rn Continue the right angles so that r;:e;;'s right 'n~
their sides are the length given. ~m ~

a 4cm b 2·7cm
•
I

3'Qcm
6·2cm
~7.1cm

d

5'5cm 3·2cm

Join the ends of the 2 sides in rn to form right-angled triangles.

Measure and write the length of the third side.

Construct triangles of these dimensions.

5cm ~5.5cm
a3cm~ b~4cm

6cm 7'5cm

~ Measure and write the length of the longest side of your triangles in ~.

@] On the back of this sheet, construct right-angled triangles with sides:
a 3cm, 4cm, 5cm b qcm, 12cm, 15cm c 4·5cm, 6cm, 7·5cm.

Constructing right-angled triangles of given
Name dimensions, using measuring tools.
Date Materials: choose from compasses; circular protractors;
45° and 60° set squares
© 1994 HarperCollins Publishers STEPS 4b