Hello all proud Steemians, today I'm here to share with you the ideal knowledge I also have on the steemworld.org platform as I'm about to highlight some tips in order to help me complete task 1 of this achievements 5.
I'll do everything to answer to answer all the questions that are in task.

STEEMWORLD.ORG

The steemworld.org platform was actually developed by @steemchiller. In order to be able to access your account, you will need to click on login on the top right-hand corner using your username and your posting key as directed. A pop up options will display, click on the the Dashboard.
The displayed options shows the your account name, feed, communities and wallet.

1. How to check Reward Summary for all time, last 30 days and last 7 days for your account.

In order to check my reward summary for all time, last 30 days and last 7 days for your account, you must first login into your account on the steemworld.org platform.
After logging in, click on the first icon named as the Dashboard then scroll down to where you see the reward summary.

2. Explain Delegation, the types of Delegation and and how to delegate SP?

DELEGATION

Delegation simply means sharing or conveying one's steem power from one account into another account to help them build their account.

TYPES OF DELEGATION

Incoming and Outgoing Delegations.

Incoming Delegation

Is when Steem power is being sent into your account from divergent accounts and it can be viewed under the incoming delegation option.

Outgoing Delegation

Is when you give out Steem power to another account and it can be viewed under the Outgoing delegation option.

How to delegate Steem power using the steemworld.org

Visit the steemworld.org and then login with your username and posting key as directed. Once the page loads, click on the dashboard icon then locate delegation menu and click on it, a dialogue box suddenly pops up where you carefully enter the details including the amount you want to delegate and how much. After filling every space check thoroughly again then click ok.
Confirmation of delegation box will show up, click yes.

Another box requesting for your active key will pop up so you just enter your key and click, Ok, you are done.

How to check incoming and outgoing votes.

On your dashboard click on the stats tab.
Then a little below on your right side, you can see incoming and outgoing votes tabs. By clicking on them you can watch your votes stats

Outgoing votes

Incoming votes

Explain Author, Curation, Beneficiary Rewards.

Author's Reward

When you make a post on the steemit platform you are named as the author of the post, and the earnings you gain from such post is called the author's reward.

Curation Rewards

When you upvote another author's post, the reward you also gain is called curation reward.

Beneficiary Rewards

This is the ability to share a post reward with another user. To be able to achieve this, the author needs to input a certain percentage that the beneficiary will recieve.

Upvote value at different voting weight

It shows your voting power and the percentage of your of your voting power remaining.

Thanks for your precious time 🙏🏼

Special mentions;
@cryptokannon
@njaywan
@nattybongo
@oppongk
@notbox.mine
@belenguerra
@pennsif