2 years ago

Please help ill mark brainliestO

Mathematics

1 answer:

guapka [62]2 years ago

8 0

Answer:

8 cm

Step-by-step explanation:

According to the condition,

$\dfrac{PQ}{RS} = \dfrac{QT}{ST}\\\\\implies \dfrac{9}{3} = \dfrac{QT}{4}\\\\ \implies 3 =\dfrac{QT}{4}\\\\\implies QT = 3 \times 4 = 12~ \text{cm}\\\\\text{Hence}~ QS =QT - ST = 12 -4 = 8~ \text{cm}$

You might be interested in

Least common multiple <br> 14,6

Vlada [557]

Answer:

Find the prime factorization of 14

14 = 2 × 7

Find the prime factorization of 6

6 = 2 × 3

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the lcm:

LCM = 2 × 3 × 7

LCM = 42

6 0

3 years ago

Read 2 more answers

A teacher had 12 purple pens if the ratio of purple pens to blue pens she owned was 4:1 how many pens did she have total?

Luda [366]

12 purple pens = 4 parts
1 part = 12/4 = 3
4 parts purple + 1 part blue = 5 parts
3 x 5 = 15

5 0

4 years ago

Read 2 more answers

A tub of water is emptied at a rate of 3 gallons per minute. The equation y –12 = –3(x – 1) models the amount of water remaining

Yakvenalex [24]

The tub started with 15 gallons

5 0

4 years ago

Read 2 more answers

For a sphere with a radius of 8, what is the surface area

stepan [7]

Answer:

Step-by-step explanation:

4 0

4 years ago

A kite has a string that is 300 ft long, The flying kite forms a 62°angle with a

anygoal [31]

Answer:

270.9 ft

Step-by-step explanation:

6 + 300sin(62)

= 270.8842779 ft

8 0

4 years ago

Please help ill mark brainliestO​

Please help ill mark brainliestO