Miyasaka987 Miyasaka987

14-07-2014
Mathematics

contestada

the sides of a rectangle are in the ratio 5:7 and the perimeter of the rectangle is 96cm. What is the area of the rectangle?

Respuesta :

14-07-2014

width = 5x
length = 7x

Perimeter = 10x + 14x = 24x = 96cm
x = 96/24 = 4cm

width = 5x = 20cm
length = 7x = 28cm

Area = (20cm x 28cm) = 560 cm²

Answer Link

Otras preguntas

How was Washington involved in the start of the French and Indian War?

What is the simplified form of the quantity 4 x squared minus 25 over the quantity 2 x plus 5 ?

Name the 17th president.

Studies of the genetics of addiction have implicated the gene that controls comt, an enzyme that breaks down norepinephrine. a. True b. False

Define Saturated Solution. What happens as a saturates solution cools?

The figure is reflected across line m and then reflected across line n. What is the resulting transformation? heelllp please

Hat happens when an atom gains an electron? a.it becomes a negative ion. b.it has an increase in the number of protons. c.it becomes a positive ion. d.it has an

National income accounting is ____________. a. an accounting system used by businesses to calculate their profits during a given production period. b. used by

which of the following statements about poetry is true? The poet is always the speaker in the poem. When reading a poem, always stop at the end of each l

When a client with functional neurologic symptom disorder reports blindness, ophthalmologic examinations reveal that no physiologic disorder is causing progress