Expression of a variable from the formula + area - math problems

Number of problems found: 430

  • The width
    garden The width of a rectangular garden is 4 m less than the length. If the area of a rectangular garden is 96 square meters, what is the dimension of the garden?
  • Semicircle
    ornament The ornament consists of one square and four dark semicircles. The area of the square is 4 cm ^ 2. Find the area of one dark semicircle and round the result to hundreds.
  • The isosceles
    rr_lichobeznik The isosceles trapezoid ABCD has bases of 18 cm and 12 cm. The angle at apex A is 60°. What is the circumference and content of the trapezoid?
  • A trapezoid 3
    trapezium A trapezoid ABCD has the bases length of a = 120 mm, c = 86 mm and the area A = 2,575 mm2. Find the height of the trapezoid.
  • Trapezoids
    lichobeznik In the isosceles trapezoid ABCD we know: AB||CD, |CD| = c = 8 cm, height h = 7 cm, |∠CAB| = 35°. Find the area of the trapezoid.
  • Perimeter to area 2
    square_rot Find the area of a square whose perimeter is 100 cm with solve.
  • The area
    rhombus-diagonals The area of a rhombus is 143 m2. If the longer diagonal is 26 m, find the shorter diagonal in inches named d1.
  • A rectangular 3
    rectangle A rectangular plot of land has an area of 3/2 square kilometers and a length of ¾ kilometer.  What is the width of the plot of land?
  • Louis
    koberec Louis wants to carpet the rectangular floor of his basement. The basement has an area of 5,120 square feet. The width of the basement is 4/5 its length. What is the length of Louis's basement?
  • Base side
    hranol4b In a quadrilateral prism, are known surface area S = 12400 mm2 base side m = 40mm and prism height = 120mm, what is the length of base side n =?
  • Parallelogram diagonals
    kosodlznik Find the area of a parallelogram if the diagonals u1 = 15 cm, u2 = 12 cm and the angle formed by them is 30 degrees.
  • Center of gravity and median
    rr_triangle2 In the isosceles triangle ABC, the center of gravity T is 2 cm from the base AB. The median parallel to the AB side measures 4 cm. What is the area of the ABC triangle?
  • Poisson distribution - daisies
    Poisson_distribution The meadow behind FLD was divided into 100 equally large parts. Subsequently, it was found that there were no daisies in ten of these parts. Estimate the total number of daisies in the meadow. Assume that daisies are randomly distributed in the meadow.
  • The surface
    cylinder The surface of the cylinder is 1570 cm2, its height is 15 cm. Find its volume and radius of the base.
  • Diamond and angles
    koso Find the area of a diamond with a side of 5 cm if you know that the internal angles in the diamond are 60° and 120°.
  • Isosceles trapezoid
    rr_lichobeznik Find the height in an isosceles trapezoid if the area is 520 cm2 and the base a = 25 cm and c = 14 cm. Calculate the interior angles of the trapezoid.
  • Parallelogram ABCD
    rovnobeznik We have the parallelogram ABCD, where AB is 6.2 cm BC is 5.4 cm AC is 4.8 cm calculate the height on the AB side and the angle DAB
  • The triangle
    rr_triangle2 The triangle has sides 5 cm long, 5 cm, 8 cm long. What is the area of the triangle?
  • Goat
    hexagon The fenced flower bed has the shape of a regular hexagon. The tops are formed by fence posts. The fence around the flowerbed measures 60 m. A goat is tied to one of the pillars from the outside and grazes on the surrounding meadow (the goat should not ent
  • How to
    jehlan_4b_obdelnik How to find a total surface of a rectangular pyramid if each face is to be 8 dm high and the base is 10 dm by 6 dm.

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Expression of a variable from the formula - math problems. Area - math problems.