Geometry similarity problems, solved and explained - PlainMath

Recent questions in Similarity

Alyce Wilkinson 2021-11-05 Answered

Show that if A and B are similar, then det A=det B.

Nann 2021-11-03 Answered

Given:
\(\displaystyle\triangle{M}{\ln},\overline{{{M}{L}}}={13},\overline{{{M}{N}}}={6},\overline{{{N}{L}}}={10},\triangle{R}{Q}{S},\overline{{{R}{Q}}}={39},\overline{{{R}{S}}}={18},\overline{{{S}{Q}}}={30}\)
Find the scale factor from \(\displaystyle\triangle{M}{\ln{}}\) to \(\displaystyle\triangle{R}{Q}{S}\).

alesterp 2021-11-02 Answered

To prove : The similarity of \(\displaystyle\triangle{N}{R}{T}\) with respect to \(\displaystyle\triangle{N}{S}{P}\).
Given information: Here, we have given that \(\displaystyle\overline{{{S}{P}}}\) is altitude to \(\displaystyle\overline{{{N}{R}}}\ {\quad\text{and}\quad}\ \overline{{{R}{T}}}\) is altitude to \(\displaystyle\overline{{{N}{S}}}\).

Joni Kenny 2021-10-17 Answered

Given a rectangular card that is 5 inches long and 3 inches wide, what does it mean for ]another rectangular card to have the same shape?

Lennie Carroll 2021-08-16 Answered

Given two similar pentagons. One pentagon's side is 5cm and the similar one in the second pentagon is 13cm.
1. Find the ratios of the perimeters
2. Find the ratios of the areas.

Albarellak 2021-08-15 Answered

Given a rectangular card that is 5 inches long and 3 inches wide, what does it mean for another rectangular card to have the same shape?

hexacordoK 2021-08-14 Answered

Find the point on the line y=2x+3 that is closest to the origin.

Burhan Hopper 2021-08-14 Answered

Find c.
Given:

Wotzdorfg 2021-08-14 Answered

Given: \(\displaystyle\overline{{{R}{S}}}\perp\overline{{{A}{B}}},\overline{{{C}{B}}}\perp\overline{{{A}{C}}}\)
Prove: \(\displaystyle\triangle{B}{S}{R}\sim\triangle{B}{C}{A}\)

Ayaana Buck 2021-08-13 Answered

Find the volume of the described solid. A cap of a sphere with radius and height h

glasskerfu 2021-08-12 Answered

Given 2 similar triangles. Triagle1 has 2 sides known: 5cm and 3cm. The similar sides of the second triangle are equal to 45cm and 2x+13cm. Find the value of x.

Tammy Todd 2021-08-11 Answered

To find: The value of x.
Given:

abondantQ 2021-08-11 Answered

Consider the following figure where \(\displaystyle\triangle{A}{B}{C}\sim\triangle{D}{B}{E}\).

Given: AC=16, CB=10
E is the midpoint of \(\displaystyle\overline{{{C}{B}}}\)
Find: DE

Ayaana Buck 2021-08-11 Answered

Given that \(\displaystyle\triangle{F}{G}{H}\) is similar to \(\displaystyle\triangle{F}{E}{D}\), Calculate DE to the hundedths place.

Phoebe 2021-08-11 Answered

Determine whether the triangles are similar. If so, wrote the similarity statement and name the postulate or theorem you used.

Ernstfalld 2021-08-11 Answered

Write the triangle similarity statement and the reason for why the triangles are similar.

\(\displaystyle\triangle{X}{Y}{Z}\sim\triangle?{B}{y}:?\)

Joni Kenny 2021-08-11 Answered

Determine whether the polygons are similar. If so, write a similarity statement and give the scale factor. If not, explain.

Cem Hayes 2021-08-11 Answered

Given the diagram, determine whether line OS is parallel to line PT.

1.yes, parallel
2.unable to determine
3.no, not parallel

Emily-Jane Bray 2021-08-11 Answered

To Complete: the statement WZ=? and RS=? in the figure shown.
Given:
Figure is shown below.

RW=15, ZR=10 and ZS=8

Tabansi 2021-08-11 Answered

Based on the drawing below, in order for \(\displaystyle\triangle{A}{B}{C}\) to be similar to \(\displaystyle\triangle{D}{E}{F}\) by SAS similarity, which of the following needs to be true?

A.\(\displaystyle{m}\angle{D}={38}^{{\circ}}\)
B.\(\displaystyle{m}\angle{D}={52}^{{\circ}}\)
C.\(\displaystyle{m}\angle{F}={38}^{{\circ}}\)
D.\(\displaystyle{m}\angle{F}={52}^{{\circ}}\)

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