3 years ago

A model house has a scale of 1cm:3m. If the real house is 21m wide, how wide is the model house?

Mathematics

1 answer:

vazorg [7]3 years ago

4 0

Answer:

1/2

Step-by-step explanation:

You might be interested in

Write an equivalent expression by factoring. 5x + 15

nata0808 [166]

Answer:

5(x+3)........ ...........

5 0

3 years ago

in 10 minutes a heart beats 700 time how many minutes will a heart beat 140 times? At what rate can a heart beat?

posledela

Answer:

A heart will beat 140 times in 2 minutes

Step-by-step explanation:

700 ÷ 10 = 70

140 ÷ 70 = 2

5 0

3 years ago

Please help it due in a lil bit please and thank u

vladimir2022 [97]

Answer:

D. 13.9

Step-by-step explanation:

Find the missing side

$sin(60)= \frac{x}{16}$

x = 16 × $sin(60)$

x = 13.9

It is sin because its opposite over hypotenuse

8 0

2 years ago

If (x-1)/(x)=20 then x=

nadezda [96]

$D:x\neq0\\\\\frac{x-1}{x}=20\ \ \ \ |cross\ multiply\\\\20x=x-1\ \ \ \ |subtract\ x\ from\ both\ sides\\\\19x=-1\ \ \ \ \ \ |divide\ both\ sides\ by\ 19\\\\\boxed{x=-\frac{1}{19}}$

6 0

3 years ago

Read 2 more answers

Is it possible to draw an acute isosceles triangle with side lengths of 6 cm, 9 cm, and 12 cm and angles of 30°, 50°, and 100° ?

bagirrra123 [75]

Answer:

Yes

Step-by-step explanation:

A full triangle is 180 degrees. 100 + 30 + 50 = 180.

I hope you get it right! :D

(i hope i get brainlist)

5 0

2 years ago