daily math practice tuesday 5
1. 5.26 - 4.15 =
2. 5.6
- 1.8
3. if a cube is 3 inches on each edge, what is its volume?
4. what does it mean if an angle is a right angle?
5. beth is cooking pizzas and cuts each one into 8 pieces. if she has 14 people coming to her house for dinner and she thinks that each person will eat 3 slices of pizza, how many pizzas should she make?

Question

Accepted Answer

### 1.
# Explanation:
## Step1: Subtract decimals
$5.26 - 4.15=1.11$
# Answer:
$1.11$

### 2.
# Explanation:
## Step1: Subtract decimals
$5.6-1.8 = 3.8$
# Answer:
$3.8$

### 3.
# Explanation:
## Step1: Recall volume formula for cube
The volume formula for a cube is $V = s^3$, where $s$ is the side - length. Here $s = 3$ inches.
## Step2: Calculate volume
$V=3^3=3	imes3	imes3 = 27$ cubic inches
# Answer:
$27$ cubic inches

### 4.
# Brief Explanations:
A right - angle is an angle that measures exactly 90 degrees.
# Answer:
An angle that measures 90 degrees.

### 5.
# Explanation:
## Step1: Calculate total number of slices needed
There are 14 people and each person will eat 3 slices, so the total number of slices needed is $14	imes3=42$ slices.
## Step2: Calculate number of pizzas
Each pizza is cut into 8 slices. Let the number of pizzas be $n$. Then $n=\frac{42}{8}=\frac{21}{4}=5.25$. Since we can't make a fraction of a pizza, we need to round up.
# Answer:
6 pizzas

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QUESTION IMAGE

Question

Explanation:

1.

Step1: Subtract decimals

Step1: Subtract decimals

Step1: Recall volume formula for cube

Step2: Calculate volume

Answer:

2.