Algebra

Triangles ABC and DEF are similar. Find the area of triangle ABC. Round your answer to the nearest tenth.
Triangle ABC has a base of 12m.
Triangle DEF has a base of 18m and height of 12m

  1. 👍
  2. 👎
  3. 👁
  1. since the bases are in the ratio of 2/3,
    the areas are in the ratio of (2/3)^2 = 4/9

    A(ABC) = (4/9)*(1/2)(18)(12) = 48

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    Triangle ABC undergoes a series of transformations to result in triangle DEF. Is triangle DEF congruent to triangle ABC ? Is it Congruent or Not congruent? 1.)) Triangle ABC is translated 3 units up and 5 units right, and then

  2. Geometry (check answer)

    Prove that the triangles with the given vertices are congruent. A(3, 1), B(4, 5), C(2, 3) D(-1, -3), E(-5, -4), F(-3, -2) a The triangle are congruent because triangle ABC can be mapped to triangle DEF by a rotation. (x,y)--->(y,

  3. math Please help!!

    triangles ABC and DEF are similar. What is the legnth of side EF? Triangle ABC: Side Ab 3 cm Side Bc 2 cm Side Ca 5 cm Triangle DEF Side De 4.5 cm Side Ef x Side Fd 7.5 cm what is the legnth of side ef A 1.5 cm B 4 cm*** C 3 cm D

  4. geometry

    triangle abc is similar to def, the lengths of the sides of triangle abc is 5,8,11. what is the length of the shortest side of triangle def if its perimeter is 60?

  1. math

    Triangle APQ is the image of ABC under a dilation centered at vertex A with scale factor ½. Triangle RBT is the image of ABC under a dilation centered at vertex B with scale factor ¾ . Which statement about ABC , APQ , and RBT

  2. Math

    Triangles ABC and DEF are similar. Find side AC. Round your answer to the nearest tenth. cm

  3. algebra

    Triangles ABC and DEF are similar. Find the perimeter of triangle DEF. Round your answer to the nearest tenth. ab=4ft bc=6ft ac=5ft de=6ft ef= 9ft there is no feet given for df Please can anyone help me solve this with steps I

  4. Math

    In the following figure, triangle ABC and triangle DEF are similar. What is the value of X? A) x=16.5mm B) x=24 mm****** C) x=25.5 mm D) x=30 mm I think it's B?

  1. Math

    In the following figure , triangle abc and triangle DEF are similar. What is the value of x You would know if u go to connections Academy

  2. algebra

    Triangles ABC and DEF are similar. Find the perimeter of triangle DEF. Round your answer to the nearest tenth.

  3. geometry

    "Triangle DEF is similar to triangle ABC, and the length of side DE is 6 cm. The length of side AB is 2 cm. If the area of triangle ABC is 5 square cm, what is the area of triangle DEF?

  4. Math

    If triangle ABC is similar to triangle DEF and the perimeter of ABC is 4 times greater than the perimeter of DEF , what is the relationship between the areas of the triangles?

You can view more similar questions or ask a new question.