2 years ago

Please help see picture

Mathematics

1 answer:

Otrada [13]2 years ago

5 0

Answer:

688 cm²

Explanation:

Area of triangular prism = Base × Height + Length × (perimeter of base)

Here given:

Base: 6 cm

Height: 12 cm

Length: 20 cm

Perimeter of Base: (6 + 12.4 + 12.4) = 30.8 cm

============================================

Surface Area = 6 × 12 + 20 × (30.8) = 688 cm²

You might be interested in

Emma is building a wall around her garden. It has taken 45 minutes,and she is 75% done. What is the total time it will take Emma

Morgarella [4.7K]

Hey there,
It take 45 min to complete 75% of the wall
1% = 45 / 75
= 0.6
100 % = 0.6 x 100
= 60 min
It takes her 60 mins or 1 hour to finish building the wall.

Hope this helps :))

~Top♥

5 0

3 years ago

Read 2 more answers

Find the interquartile range (IQR) of the data in the box plot below.

den301095 [7]

Answer:

IQR=0.2

Step-by-step explanation:

0.8-0.6=0.2

5 0

3 years ago

Read 2 more answers

X/-4 = -1.1<br> I’m bad at one step equations so thank you if you help <3

icang [17]

x/-4 = -1.1

=> x = -1.1 × -4

=> x = 4.4

8 0

3 years ago

A dripping faucet leaps 1.8 ounces per minute. How many ounces leak in 30 minutes?

zzz [600]

Answer:

54 ounces

Step-by-step explanation:

1.8 * 30 = 54

5 0

3 years ago

Peter decided to buy a new car. He made a $2,160 down payment and then took a 48-month loan. The total amount for the car, plus

Sedbober [7]

16,560÷48=345
....................

8 0

3 years ago