This is the assessment test for Giraffe Math Part 1 Level 17. Calculators are allowed.
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Question 1 of 14
1. Question
L17C1Q1 – Units and Factor of Scale

What is the scale factor?
Is this an enlargement or a reduction?
CorrectIncorrect 

Question 2 of 14
2. Question
L17C1Q2 – Units and Factor of Scale
A map has a scale of 1:25000.

(a) The distance between two points on this map is 10 cm. What is the distance in real
life? Express your answer in km.
km
(b) The distance between two points in real life is 7 km. What is the equivalent distance
on this map in cm? Express your answer in cm.
cm
CorrectIncorrect 

Question 3 of 14
3. Question
L17C2Q1 – Finding Angles in Triangles
Find the unknown angle in the triangle.
CorrectIncorrect 

Question 5 of 14
5. Question
L17C2Q3 – Finding Angles in Triangles
Find the degree of the angle indicated by the question mark.

The angle is degrees.
CorrectIncorrect 

Question 6 of 14
6. Question
L17C3Q1 Similar Triangles
AB is parallel to CD. What is the length of BE?

BE =
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Question 7 of 14
7. Question
L17C3Q2 Similar Triangles
Which triangle is similar to ΔABC?
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Question 8 of 14
8. Question
L17C5Q1 – Circle and Cylinder
Find the area and circumference of the circle. Round to the nearest tenth.

Area = sqft
Circumference = ft
CorrectIncorrect 

Question 9 of 14
9. Question
L17C5Q2 – Circle and Cylinder
A cylinder with a radius of 12 m and a height of 6 m. Find its surface area and volume.
Use . Keep 2 decimals.

Surface area =
Volume =
CorrectIncorrect 

Question 10 of 14
10. Question
L17C6Q1 – Cone and Sphere
Find the volume and lateral surface area of a cone with a radius of 7 meters and a height of 8 meters. Use . Round your answer to two decimal places.

V =
S =
CorrectIncorrect 

Question 11 of 14
11. Question
L17C6Q2 – Cone and Sphere
Find the volume of the figure below. Round your answers to the nearest whole number. Use .

The volume is cubic meters.
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Question 12 of 14
12. Question
L17C6Q3 – Cone and Sphere
Find the surface area and volume of a sphere with a radius of 10 mi. Use . Round your final answers into the nearest whole numbers.

S =
V =
CorrectIncorrect 

Question 13 of 14
13. Question
L17C8Q1 – Independent Events and Tree Diagrams
You are trying to decide which pizza to order for dinner. Your choices for the crust are: regular, thin, and deep. You want only one topping and will choose either pepperoni or sausage.

You constructed a tree diagram to show the possibilities you have to choose one crust with one topping. How many outcomes are there?
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Question 14 of 14
14. Question
L17C9Q1Probability of Independent Events
Answer the following questions. Express your answer as fractions. (i.e, )

Brain has a coin and a die. What is the probability that he will flip heads on the coin?
Flip heads and toss a 6?
CorrectIncorrect 