# Lesson 8

Triangles with 3 Common Measures

### Problem 1

Are these two triangles identical? Explain how you know.

### Problem 2

Are these triangles identical? Explain your reasoning.

### Problem 3

Tyler claims that if two triangles each have a side length of 11 units and a side length of 8 units, and also an angle measuring $$100^\circ$$, they must be identical to each other. Do you agree? Explain your reasoning.

### Problem 4

The markings on the number line are equally spaced. Label the other markings on the number line.

### Solution

(From Unit 5, Lesson 8.)

### Problem 5

A passenger on a ship dropped his camera into the ocean. If it is descending at a rate of -4.2 meters per second, how long until it hits the bottom of the ocean, which is at -1,875 meters?

### Solution

(From Unit 5, Lesson 9.)

### Problem 6

Apples cost $1.99 per pound. 1. How much do $$3 \frac{1}{4}$$ pounds of apples cost? 2. How much do $$x$$ pounds of apples cost? 3. Clare spent$5.17 on apples. How many pounds of apples did Clare buy?