Geometry CA1 Review

Given the conditional statement;

"If I am hungry, then I eat."

Which of the following is the inverse?

• If I eat, then I am hungry.

• If I don't eat then I am not hungry

• If I am not hungry, then I don't eat.

• If I am not hungry, then I eat.

Given the conditional statement;

"If Max gets good grade, then he won't be grounded"

Which of the following is the contrapositive?

• If Max isn't grounded then he gets good grades.

• If Max doesn't get good grade then he will be grounded.

• If Max gets grounded then he doesn't get good grades.

• If Max gets good grades, the he will get grounded.

Given the conditional;

"If Jose eats fish, then he has an allergic reaction"

Which of the following is the converse?

• None of these

• If Jose doesn't have an allergic reaction, then he didn't eat fish.

• If Jose doesn't eat fish, then he doesn't have an allergic reaction.

• If Jose has an allergic reaction, then he ate fish.

Given the conditional;

"If it snows then school will be closed"

Which is the inverse?

• If school is open, then it didn't snow.

• If school is closed, then it snowed.

• If it doesn't snow, then school will be open.

• Let it Snow!

What is the perimeter of the rectangle shown?

• 20 units

• 24 units

• 22 units

• 10 units

What is the perimeter of the triangle shown?

• 26.6 units

• 25.4 units

• 22.9 units

• 18.5 units

Phillips flipped through an atlas and noticed that each map in the atlas was colored with four colors.

Based on what he saw, he thought it was probably true that any map could be colored with four colors. Which of the following best describes Phillips' conclusion?

• Conjecture

• Postulate

• Definition

• Theorem

Which of the following is not an undefined term in Euclidean geometry?

• Plane

• Point

• Ray

• Line

In triangle ABC, segment AD is the angle bisector. If angle BAC measures 130 degrees, what is the measure of angle BAD?

• 45 degrees

• 130 degrees

• 50 degrees

• 65 degrees

Two lines intersect to form angles as shown in the figure. What is the measure of x°?