Transcript In-Class Review


The trapezoids shown are similar. Find the
values of x and y.

Quadrilateral ABCD ∼ quadrilateral EFGH.
Find the value of x.
 △FGH
∼ △PQR, FG = 6, PQ = 10,
and the perimeter of △PQR is 35.
What is the perimeter of △FGH?
EFGH ∼
quadrilateral IJKL, EF = 9, FG =
16 and the scale factor of IJKL
3
to EFGH is . Find JK.
4
 Quadrilateral
 Find
the value of x.
A
5-foot tall student cast a 4foot shadow. If the tree next
to her cast a 44-foot shadow,
what is the height of the tree?
△ABC, 𝐴𝑋 bisects ∠BAC. Find
the value of x.
 In
 The
ratios of the measures of
three angles of a triangle are
4:6:8. Find the measure of each
angle of the triangle.
 The
perimeter of a rectangle is
220 inches. The ratio of its length
to its width is 7:3. Find the length
of the rectangle.
 List
all pairs of congruent angles,
and write a proportion that relates
the corresponding sides.
 Find
the value of each variable.
 Are
these two triangles similar? If
so, by what theorem?
 Identify
for x.
the similar triangles. Solve
A
cell phone tower casts a 100foot shadow. At the same time, a
4-food 6-inch post near the
tower casts a shadow of 3 feet 4
inches. Find the height of the
tower.
 PH
is a mid-segment of triangle
KLM. Find the value of x.
 Find
x and y.
Peter bought a 1 in:12 ft. scale
model of the Mercury-Redstone
rocket. If the height of the model is
7 inches, what is the approximate
height of the rocket?
The ratio of the lengths of three
sides of a triangle is 5 : 8 : 10. If its
perimeter is 76, find the length of
the longest side of the triangle.
Determine whether the pair of
triangles is similar. If so, write the
similarity statement and scale
factor. If not, explain your
reasoning.
Determine whether the pair of
triangles is similar. If so, write a
similarity statement.
Explain your reasoning.
Find the value of each variable.
In a scale drawing of a school’s
floor plan, 6 inches represents 100
feet. IF the distance from one end
of the main hallway to the other is
175 feet, find the corresponding
lengths in the scale drawing.