A building is 24 m long . The bottom of the ladder is 10m away from the foot of the building . Find the length of the ladder ?
Bốn gợi ý:
A) 12m
B)24m
C)26m
D)8m
A building is 24 m long . The bottom of the ladder is 10m away from the foot of the building . Find the length of the ladder ?
Bốn gợi ý:
A) 12m
B)24m
C)26m
D)8m
A rectangular garden is 25.04m long, the width is 3/4 of the length. Find the perimeter of the garden?
Lesson 1: Trapezoid sheet has a large bottom 2.8dm, baby bottom 1.6dm, height 0.8dm.
a) Calculate the area of the cardboard?
b) Cut a quarter of the area. Calculate the area of the cardboard remaining?
Lesson 2: ABCD rectangle with DC length = 27cm, AD = 20.4cm. E is a point on AB. Calculate the area of the triangle ECD?
Lesson 3: (HSKG): A trapezoidal field with a baby bottom 26m, the bottom is 8m lower than baby, the bottom is 6m lower. Average 100m2 harvested 70.5 kg paddy. How much is the field harvested?
four faces of the cuboid fish tanks are made of 72 dm2 of glass(the bottom and the top face are not included).find the area of the bottom face of the fish tank,given that it's height is 3 dm and the diffrence between the length and the width is 2.5 dm.giúp mik nha
The area of the rectangle is 56 m². Find its length. The length: _________ m *
Half of the perimeter of a rectangular school yard is 0.24km. The width is of the length. Find the area of the yard in square meters?
Wilson jogged around a rectangular field 3 times. He covered a total distance of 450 m. If the length of the field is 50 m, find the breadth of the field.__________ m *
the area of the rectangle is x if the length of the rectangle is increased by 20% and the width of the rectangle is decreased by 10%, the area of the rectangle is increased by 20 m2 find x
find the length of the height such that the rectangular parallelepiped is 12 cm long, 10 cm wide and the round area is 396 cm2 ?
The lengths in cm of three sides of a triangle are three consecutive odd numbers. Knowing that the perimeter of the triangle is 39cm, find the length of the longest side of the triangle. Show your work.