Unit 5 Quiz 1 V1

Last updated 12 months ago

5 questions

A rectangle with area 16 square units is dilated by a scale factor of k. Find the area of the image for each given value of k.
a) k=2 _______ square units
b) k=1 _______ square units
c) k=1.5 _______ square units
d) k=\frac{1}{2} _______ square units

Unit 5 Quiz 1 V1

Last updated 12 months ago

5 questions

Imagine a cone with its base on your horizontal desk. Match the cross section formed by intersecting each plane with the cone.
a) A vertical plane passing through the cone's topmost point. ________ 
b) A horizontal plane ________ 
c) A diagonal plane ________ 
d) A vertical plane not passing through the cone's topmost point. ________ 
  

Match the two-dimensional figure and axis of rotation with the solid of rotation that can be formed by rotating the figure using that axis.

Draggable item		Corresponding Item
		cone
		cylinder
		sphere

Each image shows a quadrilateral in a plane. The quadrilateral has been dilated using a center above the plane and a scale factor between 0 and 1. Match the scale factor used to create each dilated figure.

Draggable item		Corresponding Item
k=\frac{3}{4}
k=\frac{1}{4}
k=\frac{1}{2}

A rectangle with area 16 square units is dilated by a scale factor of k. Find the area of the image for each given value of k.
a) k=2 _______ square units
b) k=1 _______ square units
c) k=1.5 _______ square units
d) k=\frac{1}{2} _______ square units

A trapezoid has an area of 400 square units. What scale factor would be required to dilate the trapezoid to have each area?
a) 100 square units       k=_______ 
b) 3600 square units     k=_______ 
c) 10000 square units   k=_______ 
d) 400 square units       k=_______ 