Find the length of the side of an equilateral triangle if the perimeter is 18cm.

Mathematics

1 answer:

scoundrel [369]3 years ago

7 0

Answer:

6 cm. triangles have 3 sides, and total length is 18 cm. divide 18 by 3 equal sides to get 6 cm

You might be interested in

3 tenths + 4 Tenths = __0.7____ tenths

vovangra [49]

Answer:

7 tenths

Step-by-step explanation:

3 tenths + 4 tenths = 3/10 + 4/10 = 0.3 + 0.4 = 0.7

= 7 tenths

6 0

2 years ago

6n + 9 = -3 - 21 - 6

denis23 [38]

$6n+9=-3-21-6$
subtract the numbers: $-3-21-6=-30$
$6n+9=-30$
subtract 9 from both sides
$6n+9-9=-30-9$
simplify
$6n=-39$
divide both sides by 6
$\frac{6n}{6}= \frac{-39}{6}$
$n= \frac{-13}{6}$
decimal $n=-6.5$
Hope this helps :)

3 0

2 years ago

25x5+15x3-40x2 anyone?

Kipish [7]

25 * 5 + 15 * 3 - 40 * 2 =

125 + 45 - 80 =

170 - 80 =

5 0

3 years ago

Is the relationship linear, exponential, or neither?

irga5000 [103]

Linear because x moves up by 3 and y moves up by 7

6 0

2 years ago

The answer to 2288844267✖️5788838838

ozzi

Your answer is 1.3249751e+19

5 0

3 years ago

Read 2 more answers