Math, asked by roybarmansan, 10 months ago

A blackboard has ....right angles​

Answers

Answered by Irfan1729
3

a blackboard has 4 right angles

please follow me guys

Answered by Anonymous
6

</p><p></p><p></p><p></p><p></p><p>&lt;!DOCTYPE html&gt;</p><p>&lt;html&gt;</p><p> &lt;head&gt;</p><p> </p><p>&lt;meta name="viewport" content="width=device-width, initial-scale=1"&gt;</p><p></p><p> &lt;/head&gt;</p><p> &lt;body&gt;</p><p> </p><p> &lt;div class = "loader"&gt;</p><p> &lt;div class = "letter"&gt;4&lt;/div&gt;</p><p> &lt;div class = "letter"&gt;right&lt;/div&gt;</p><p> &lt;div class = "letter"&gt;&lt;/div&gt;</p><p> &lt;div class = "letter"&gt;angles&lt;/div&gt;</p><p> &lt;div class = "letter"&gt;&lt;/div&gt;</p><p> &lt;div class = "letter"&gt;&lt;/div&gt;</p><p> &lt;div class = "letter"&gt;&lt;/div&gt;</p><p></p><p>#BAL</p><p>#Answer with quality</p><p> &lt;/div&gt;</p><p> </p><p> &lt;/body&gt;</p><p></p><p>&lt;style&gt;</p><p></p><p>:root{</p><p> --timer: 3s;</p><p>}</p><p></p><p></p><p>body {</p><p> margin: 0;</p><p> padding: 0;</p><p> min-height: 200vh;</p><p> background: linear-gradient(45deg, purple, fuchsia);</p><p> display: flex;</p><p> align-items: center;</p><p> justify-content: center;</p><p>}</p><p></p><p></p><p>.loader{</p><p> color: white;</p><p> display: flex;</p><p> align-items:center;</p><p> justify-content:center;</p><p> font-weight: bolder;</p><p> font-size: 16px;</p><p> animation: rotate var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter{</p><p> background: transparent;</p><p> padding: 3px;</p><p> border-radius: 50%;</p><p> width: 20px;</p><p> height:20px;</p><p> text-align: center;</p><p> margin: 2px;</p><p> display: flex;</p><p> align-items:center;</p><p> justify-content:center;</p><p>}</p><p></p><p>.letter:nth-child(1){</p><p> animation: balls1 var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter:nth-child(2){</p><p> animation: balls2 var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter:nth-child(3){</p><p> animation: balls3 var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter:nth-child(4){</p><p> animation: balls var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter:nth-child(5){</p><p> animation: balls5 var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter:nth-child(6){</p><p> animation: balls6 var(--timer) ease infinite;</p><p>}</p><p></p><p>.letter:nth-child(7){</p><p> animation: balls7 var(--timer) ease infinite;</p><p>}</p><p></p><p>@keyframes balls{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p></p><p> }</p><p> 70%{</p><p> background: white;</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes balls1{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 40%{</p><p> transform: translate(40px, 0px);</p><p> }</p><p> 60%{</p><p> transform: translate(40px, 0px);</p><p> }</p><p> 70%{</p><p> background: white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes balls2{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 40%{</p><p> transform: translate(35px, 40px);</p><p> }</p><p> 60%{</p><p> transform: translate(35px, 40px);</p><p> }</p><p> 70%{</p><p> background: white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes balls3{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 40%{</p><p> transform: translate(5px, -40px);</p><p> }</p><p> 60%{</p><p> transform: translate(5px, -40px);</p><p> }</p><p> 70%{</p><p> background: white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes balls5{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 40%{</p><p> transform: translate(-5px, -40px);</p><p> }</p><p> 60%{</p><p> transform: translate(-5px, -40px);</p><p> }</p><p> 70%{</p><p> background: white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes balls6{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 40%{</p><p> transform: translate(-35px, 40px);</p><p> }</p><p> 60%{</p><p> transform: translate(-35px, 40px);</p><p> }</p><p> 70%{</p><p> background: white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes balls7{</p><p> 0%{</p><p> background: transparent;</p><p> }</p><p> 20%{</p><p> background: transparent;</p><p> }</p><p> 30%{</p><p> background:white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 40%{</p><p> transform: translate(-40px, 0px);</p><p> }</p><p> 60%{</p><p> transform: translate(-40px, 0px);</p><p> }</p><p> 70%{</p><p> background: white;</p><p> transform: translate(0px, 0px);</p><p> }</p><p> 100%{</p><p> background: transparent;</p><p> }</p><p>}</p><p></p><p>@keyframes rotate{</p><p> 0%{</p><p> </p><p> }</p><p> 45%{</p><p> transform: rotateZ(0deg);</p><p> }</p><p> 50%{</p><p> transform: rotateZ(180deg);</p><p> }</p><p> 55%{</p><p> transform: rotateZ(0deg);</p><p> }</p><p> 100%{</p><p> </p><p> }</p><p>}</p><p></p><p>&lt;/style&gt;</p><p>&lt;/html&gt;</p><p></p><p></p><p>

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