Construct a with the given measurements AB -4-5 cm - BC -2-5 cm - CA -3 cm

Step 1: Draw the line with 4.5 cm length as AB. Step 2: Using compass with 3 cm radius and A as centre draw an arc. Step 3: With B as centre and 2.5 cm radius d ...

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Construct a triangle with the given measurements $¯ ¯¯¯¯¯¯ ¯ A B = 4.5 c m, ¯ ¯¯¯¯¯¯ ¯ B C = 2.5 c m, ¯ ¯¯¯¯¯¯ ¯ C A = 3 c m$

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Solution

Step 1: Draw the line with $4.5$ cm length as $A B$ .
Step 2: Using compass with radius $3$ and $A$ as centre draw an arc.
Step 3: With $B$ as centre and $2.5$ cm radius draw an arc to cut the previous arc at $C$ .
Step 4: Join $A C$ & $B C$ to form triangle $A B C$ .

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Given $△$ DEF $\sim$ $△$ ABC. If AB = 3 cm, BC = 2 cm, CA = 2.5 cm and EF = 4 cm, then the perimeter of $△$ DEF is ____.

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Construct a triangle with the given measurements ¯¯¯¯¯¯¯¯AB=4.5 cm, ¯¯¯¯¯¯¯¯BC=2.5 cm, ¯¯¯¯¯¯¯¯CA=3 cm

Step 1: Draw the line with 4.5 cm length as AB. Step 2: Using compass with radius 3 and A as centre draw an arc. Step 3: With B as centre and 2.5 cm radius draw an arc to cut the previous arc at C. Step 4: Join AC & BC to form triangle ABC.

Construct a triangle with the given measurements $¯ ¯¯¯¯¯¯ ¯ A B = 4.5 c m, ¯ ¯¯¯¯¯¯ ¯ B C = 2.5 c m, ¯ ¯¯¯¯¯¯ ¯ C A = 3 c m$

Step 1: Draw the line with $4.5$ cm length as $A B$ .
Step 2: Using compass with radius $3$ and $A$ as centre draw an arc.
Step 3: With $B$ as centre and $2.5$ cm radius draw an arc to cut the previous arc at $C$ .
Step 4: Join $A C$ & $B C$ to form triangle $A B C$ .