Staar Review #3

Mrs. Ashley used similar triangles to make a design.  Which statement about the triangles in the design must be true?

• They are the same size and shape.
• They are the same size but different shapes.
• They have corresponding angles that are congruent.
• They have corresponding sides that are congruent.

Tags

CCSS.HSG.SRT.A.2

Pentagon JKLMN is similar to pentagon VWXYZ.
What is the measurement of angle X?

• 30 degrees
• 60 degrees
• 150 degrees
• 120 degrees

Tags

CCSS.HSG.SRT.A.2

The two parallelograms above are similar.
What is the length in inches of line segment PQ?

• 40 in.
• 34 in.
• 38 in.
• 14 in.

Tags

CCSS.HSG.SRT.A.2

Triangle PQR is similar to triangle XYZ.
What is the length of line segment XZ?

• 11 in.
• 13.5 in.
• 9 in.
• 20.25 in.

Tags

CCSS.HSG.SRT.A.2

The two triangular prisms shown above are similar.
What is the value of x, the height of the larger prism?

• 6.8 cm
• 4 cm
• 6 cm
• 7.2 cm

Tags

CCSS.7.G.B.6

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Lance the alien is 5 feet tall.  His shadow is 8 feet long.  At the same time of day, a tree's shadow is 32 feet long.  What is the height of the tree?

• 20 feet
• 24 feet
• 29 feet
• 51 feet

Tags

CCSS.HSG.SRT.B.5

If triangles ADE and ABC shown in the figure above are similar, what is the value of x?

• 4
• 5
• 6
• 8

Tags

CCSS.HSG.SRT.A.2

Triangle HIJ is similar to triangle STR.  What is the perimeter of triangle STR?

• 32
• 37
• 40
• 42

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

Sides in similar figures must be proportional.  

• True
• False 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Gwen scans a photo that is 4 in. wide by 6 in. long into her computer. If she scales the length down to 3 in., how wide should the similar photo be?

• 3 in
• 2 in.
• 4 in
• 1 in

Tags

CCSS.7.G.A.1