hinklejlh2995 hinklejlh2995

03-11-2017
Mathematics

contestada

The diagram shows a square of side 7 cm with two quadrants drawn inside. Find the area of the shaded region. (take pi= 22/7)

Respuesta :

HomertheGenius HomertheGenius

14-11-2017

The area of the shaded region:
A = r ² π - a²
where: r = d/2 = 7√2 / 2
A = ( 7√2 / 2 )² · 22/7 - 7²
A = 49 · 2 / 4 · 22/7 - 49
A = 49/2 · 22/7 - 49
A = 7 · 11 - 49
A = 77 - 49
Answer: A (shaded) = 28

Answer Link

Otras preguntas

Use the net to find the surface area of the cylinder. Give answer in terms of pi.

40=1.8c+32 plzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz help

THE VOLUME OF A SPHERE IS 38808cm^3. find the height of the cone

Evaluate x2/y + x2/z for x = 6, y = -4, and z = -2.

Which process must occur before mitosis and meiosis can occur?

in the three decades after the berlin conference on africa (1884-1885), European powers occupied and colonized Africa, a process now known as the scramble for a

list 4 rational numbers between-4 and -3?

A recipe for salsa uses 65% tomatoes. If a batch contains 5.2 cups of tomatoes, how large is the batch of salsa.

After a flood, people should guard against A) many days of bright sunshine. B) a period of prolonged drought. C) the chance of water-borne diseases. D

What is the purpose of a thesis statement?