A shape with four equal sides and one right angle (call) a square
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A square and a triangle have equal perimeters. The lengths of three sides of the triangle are 6.2cm, 8.3cm and 9.5cm. The area of the square is...
Perimeters of a triangle is: 6.2+8.3+9.5=24cm
But a square and a triangle have equal perimeters
⇒Perimeters of a square is 24cm
So: the side of a square=\(\dfrac{24}{4}\)=6
Other way: the area of a square=a.a
⇔Ssquare=6*6=36 (cm2)
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Choose the correct answer.
1. A wheel is shaped like a ___.
A. circle
B. circular
C. triangle
2. A pizza slice is ___.
A. diamond
B. square
C. triangular
3. A shape with all four sides the same length is ___.
A. a circle
B. a rectangle
C. square
4. A red STOP sign is shaped like ___.
A. an octagon
B. a square
C. a star
5. Most eggs are ___.
A. star
B. oval
C. triangle
6. Rain slides off ___.
A. a rectangular roof
B. a triangular roof
C. a square roof
7. An octagon has __...
Đọc tiếp
Choose the correct answer.
1. A wheel is shaped like a ___.
A. circle
B. circular
C. triangle
2. A pizza slice is ___.
A. diamond
B. square
C. triangular
3. A shape with all four sides the same length is ___.
A. a circle
B. a rectangle
C. square
4. A red STOP sign is shaped like ___.
A. an octagon
B. a square
C. a star
5. Most eggs are ___.
A. star
B. oval
C. triangle
6. Rain slides off ___.
A. a rectangular roof
B. a triangular roof
C. a square roof
7. An octagon has ___.
A. four sides
B. six sides
C. eight sides
Choose the correct answer.
1. A wheel is shaped like a ___.
A.circle
B. circular
C. triangle
2. A pizza slice is ___.
A. diamond
B. square
C. triangular
3. A shape with all four sides the same length is ___.
A. a circle
B. a rectangle
C.square
4. A red STOP sign is shaped like ___.
A. an octagon
B. a square
C. a star
5. Most eggs are ___.
A. star
B.oval
C. triangle
6. Rain slides off ___.
A. a rectangular roof
B.triangular roof
C. a square roof
7. An octagon has ___.
A. four sides
B. six sides
C. eight sides
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Choose the correct answer.
1. A wheel is shaped like a ___.
A. circle
B. circular
C. triangle
2. A pizza slice is ___.
A. diamond
B. square
C. triangular
3. A shape with all four sides the same length is ___.
A. a circle
B. a rectangle
C. square
4. A red STOP sign is shaped like ___.
A. an octagon
B. a square
C. a star
5. Most eggs are ___.
A. star
B. oval
C. triangle
6. Rain slides off ___.
A. a rectangular roof
B. a triangular roof
C. a square roof
7. An octagon has ___.
A. four sides
B. six sides
C. eight sides
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For Xoy right angle, point A on Ox ray, ray Oy.lay point B on point E on the beam of rays Ox, point F on the beam of rays Oy puzzle that OE = OB, OF = OA.
a, prove that AB = EF and EF square AB
b, Call M, N wrong turn is the midpoint of AB and EF. Prove that triangle square omn weight
ý bạn là thế này hả : mà ray là gì vậ bạn???
Đối với XOY góc bên phải, điểm A trên Ox ray, ray Oy.lay điểm B ở điểm E trên chùm tia Ox, điểm F trên các chùm tia Oy biết OE = OB, OF = OA.
a, chứng minh rằng AB = EF và EF vuông AB
b, Gọi M, N lần lượt sai là trung điểm của AB và EF. Chứng minh rằng tam giác vuông trên ....
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Given a square with the length of one side is 8 cm and a isosceles triangle with the length of its base is 12 cm. If the area of the square is equal to the area of the isosceles triangle then what is the length of the height of the isosceles triangle, in cm?
Let a, b and c be positive integers. The sum of 160 and the square of a is equal the sum of 5 and the square of b. The sum of 320 and the square of a is equal to the sum of 5 and the square of c, a is
Let a, b and c be positive integers. The sum of 160 and the square of a is equal the sum of 5 and
the square of b. The sum of 320 and the square of a is equal to the sum of 5 and the square of b.
Find a.
A rectangular field has a width of 24.5m and its area equals the area of a square with the sides of 35m. Find the perimeter of that rectangular field.
Vì diện tích hình chữ nhật bằng diện tích hình vuông có cạnh là 35m. Suy ra: Diện tích hình chữ nhật là: 35 x 35 = 1225 (m2)
Chiều dài hình chữ nhật là: 1225 : 24.5 = 50 (m)
Chu vi hình chữ nhật là: (50 + 24.5) x 2 = 149 (m)
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Given a square with the length of one side is 8cm and an isosceles triangle with the length of its base is 12 cm . If the area of the square equal of the area of the isosceles triangle then is the length of height of the isosceles triangle ?
M.n ơi kb vs mk nha ! Mk là thành viên ms nên chưa có bn !
Girl 2k5 -FA
1. Some people are tall, whereas others are________ a. intelligent b. thin c. short d. large2. A box is square, whereas_______ a. a rectangle has four sides b. my village has a town square in the centre c. we use envelopes for letters d. a circle is round3. While some parts of the world get an abundance of rain, others________ a. are warm and humid ...
Đọc tiếp
1. Some people are tall, whereas others are________
a. intelligent b. thin c. short d. large
2. A box is square, whereas_______
a. a rectangle has four sides b. my village has a town square in the centre
c. we use envelopes for letters d. a circle is round
3. While some parts of the world get an abundance of rain, others________
a. are warm and humid b. are cold and wet
c. get little or none d. get a lot
4. In some nations coffee in the favourite beverage, while_________
a. I like tea b. in has caffeine c. in others it is tea d. tea has caffeine too
5. Some people like cream and sugar in their coffee, while_______
a. others drink hot coffee b. others like it black
c. milk is good in coffee, too d. sugar can cause cavities
6. Jack is an interesting storyteller and conversationalist. His brother, on the other hand, ________
a. is a newspaper reporter
b. bores other people by talking about himself
c. has four children
d. knows a lot of stories, too
7. I can't ride my bicycle ______ there isn't any air in one of the tires.
a. despite b. because c. although d. but
8. I got to class on time_______ I had missed by bus.
a. even though b. nevertheless c. because d. despite
9. Brian used to bean active person, but now he has to limit his activities_______ problem with his health.
a. nevertheless b. because of c. although d. in spite of
10.It should be easy for Bod to find more time to spend with his children_______ he no longer has to work in the evenings and on weekends.
a. even though b. now that c. due to d. but
1. Some people are tall, whereas others are________
a. intelligent b. thin c. short d. large
2. A box is square, whereas_______
a. a rectangle has four sides b. my village has a town square in the centre
c. we use envelopes for letters d. a circle is round
3. While some parts of the world get an abundance of rain, others________
a. are warm and humid b. are cold and wet
c. get little or none d. get a lot
4. In some nations coffee in the favourite beverage, while_________
a. I like tea b. in has caffeine c. in others it is tea d. tea has caffeine too
5. Some people like cream and sugar in their coffee, while_______
a. others drink hot coffee b. others like it black
c. milk is good in coffee, too d. sugar can cause cavities
6. Jack is an interesting storyteller and conversationalist. His brother, on the other hand, ________
a. is a newspaper reporter
b. bores other people by talking about himself
c. has four children
d. knows a lot of stories, too
7. I can't ride my bicycle ______ there isn't any air in one of the tires.
a. despite b. because c. although d. but
8. I got to class on time_______ I had missed by bus.
a. even though b. nevertheless c. because d. despite
9. Brian used to bean active person, but now he has to limit his activities_______ problem with his health.
a. nevertheless b. because of c. although d. in spite of
10.It should be easy for Bod to find more time to spend with his children_______ he no longer has to work in the evenings and on weekends.
a. even though b. now that c. due to d. but
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