Solving Geometry

Solving Geometry

By Josephine Prater

Multiple Choice

What is the formula to finding the missing side of a right triangle?

• S=PH

• V=BH

• S=2 $$\pi$$   $$r^2$$  

• $$a^2+b^2=c^2$$  

Poll

If the plywood is 2 additional feet, what would be needed to find the total height of the plywood?

• Find side B then subtract 2

• Find side C and then add 2

• Find side B and then add 2

• Find side C and then subtract 2

Multiple Choice

What is the height of the plywood?

• 12

• 13

• 14

• 15

Multiple Choice

What is the formula to finding the missing side of a right triangle?

• H

• G

• D  

• C 

Fill in the Blank

If the triangle has sides a = 0.9 and b=1.7 then side c is qual to? (Do not include spaces in your answser)

Multiple Choice

How much interest will Account 1 have in 2 years after depositing 1,750 dollars with a 2.7% simple interest?

• $92.10

• 105.75

• $94.50

• 106.09

Multiple Choice

How much interest will Account 2 have in 2 years after depositing 1,750 dollars with a 2.75% compounded interest?

• $1847.50

• $97.57

• $94.50

• $256.90

Poll

In order to find the difference of the two accounts what should be done with the two interests of account 1 and 2?

• Add

• Subtract

• Multiply

• Divide

Multiple Choice

Which amount is closest to the difference between the interest Sarah will earn in Account 1 and 2, depositing the same amount of $1750 at the end of 2 years?

• $193.82

• $97.57

• $1.37

• $96.25

Multiple Choice

Which formula is used to solve for the volume of a sphere?

• A

• E

• G

• H

Fill in the Blank

What is the radius of the sphere? (Do not include spaces)

Draw

Write the amount to the volume of the sphere.

Multiple Choice

What is the volume of the sphere?

• 75.36

• 452.16

• 226.08

• 113.04

Multiple Choice

What formula is used to find the volume of a cylinder?

• D

• E

• F

• H

Fill in the Blank

What is the volume to the cylinder?

Multiple Choice

This semi-circle is reflected across the x-axis. Which of the following represents this transformation?

• (–m, –n)

• (–m, n)

• (m, –n)

• (m,n)

Multiple Choice

What is the decimal to the real number?

• 0.09

• 0.157

• 0.12

• 0.13

Multiple Choice

What is the decimal to the real number?

• 0.09

• 0.157

• 0.12

• 0.13

Multiple Choice

What is the decimal to the real number?

• 0.09

• 0.157

• 0.12

• 0.13

Multiple Choice

What is the decimal to the real number?

• 0.09

• 0.157

• 0.12

• 0.13

Draw

Order the following from greatest to least.

Fill in the Blank

The original rectangle with the point (2,-2) to the new rectangle with point (5, -5) was an ___________.

Multiple Choice

A rectangle has vertices E(-4, 8), F(2, 8), G(2, -2) and H(-4, -2). The rectangle is dilated with the origin as the center of dilation so that G' is located at (5, -5). Which algebraic representation represents this dilation?

• (x,y)→(x-5,y-5)

• (x, y) → (2.5x, 2.5y)

• (x,y)→( $$\frac{2}{5}$$  x, $$\frac{2}{5}$$  y)

• (x, y) → (x + 3 , y + 3)

Poll

What is scale factor?

• adding a number to the sides of the shape to make a new shape

• subtracting a number to the sides of the shape to make a new shape

• multiplying a number to the sides of the shape to make a new shape

• dividing a number to the sides of the shape to make a new shape

Multiple Choice

A triangle is to be dilated with the origin as the center of dilation and with a scale factor of 2. Which answer choice correctly maps this dilation algebraically?

• (x,y)→(x-2,y-2)

• (x,y)→(2x,2y)

• (x,y)→(x+2,y+2)

• (x,y)→( $$\frac{1}{2}$$  x, $$\frac{1}{2}$$  y)

Multiple Choice

Which rule best represents the dilation that has been applied to triangle JKL to create triangle J'K'L' ?

• (x,y)→(x+4.5,y+3)

• (x,y)→(x+6,y−3)

• (x,y)→( $$\frac{1}{2}$$  x, $$\frac{1}{2}$$  y)

• (x,y)→( $$\frac{7}{4}$$  x, $$\frac{7}{4}$$  y)