Silva math project Module 6-10

Module 6

100

is this a function

(2,1) (3,2) (5,4) (2,2) (6,7) (7,9)

NO this is not a function

200

is this a function

(5,4) (6,9) (4,3) (1,7) (2,4) (7,6)

yes this is a function.

300

is this a function

(6,7) (7,6) (4,7) (5,7) (8,4) (9,6) (3,2) (2,3) (1,4) (10,4)

yes this a function

400

(-2,2) (2,4) (1,3) (3,4) (4,3) (6,7) (6,9)

is this a function

no this is not a function

500

The set of ordered pairs shown is missing and x value. Give an example of an x-value that would result in y as a function of x.

(9,-15), (0,0), (4,0) , (?,2) 

correct answer: any number other than 9, 0, and 4

Module 7

100

180º-155º

25º

200

180º-127º

53º

300

180º-44º

136º

400

180º-167º

13º

500

the lower cable meets the tree at a height of of 6 feet and extends out 16 feet from the base of the tree. how tall is the tree

21 feet

Module 8

100

a²⁺b²⁼ c²

20²+3²=c²

c²=20.22

200

4²+9²=c²

c²= 9.84

300

48²+27²=c²

c²= 55.1

400

4²+4.5²=c²

c²=2.06

500

A rectangular pool at Christian's gym measures 25 meters by 50 meters. How many meters would Christian need to swim in order to swim diagonally across the pool?

c= 55.9

Module 9

100

⫪∙8²∙10=v

v=2010.62

200

⫪∙14²∙ 4=v

v=2463.01

300

⫪∙24²∙16=v

v=28952.9

400

⫪∙3²∙7=v

v=197.92

500

a cylinder has a height of 12 inches and a radius 2 what is the volume. round to the nearest tenths

v=150.8 in³

Module 10

100

lateral surface area

2⫪(6)(13)

lateral surface area

490.09

200

2⫪(2.5)(7)

lateral surface area

109.96

300

lateral surface area

2⫪(4)(3.4)

85.45

400

total surface area

2⫪(6)(13)+2⫪(6)²

total surface area

716.28

500

a cylinder has a diameter of 21 inches and a height of 15 inches. What is the total surface area.

1682.32