The perimeter of an equilateral
Triangleis 60cm
sind it's area
Answers
Answer:
perimeter=60 cm
each side= 20 cm
ar of equilateral traingle= √3/4×s^2
=√3/4×400
√3×100 cm
Answer:
marg
width: 220px;
height: 181px;
background: #fbc6a3;
content: '';
transform: rotate(-3deg);
position: absolute;
border-radius: 60% 120% 50% 0%;
left: 67px;
bottom: -14px;
top: 21px;
z-index: 6;
}
.forhead:after {
width: 160px;
height: 150px;
border-radius: 150% 174% 159% 100%;
transform: rotate(-20deg);
top: 13px;
left: 59px;
border-top: 15px solid #fbc6a3;
}
.forhead:before{
background:#fbc6a3;
width:60px;
height:10px;
content:'';
position:absolute;
z-index:7;
left:105px;
top:9px;
transform: rotate(13deg);
border-radius:100%
}
.ear {
width:60px;
height:50px;
background:#fbc6a3;
z-index:7;
position:absolute;
border-radius:300% 190% 200% 100%;
transform: rotate(-20deg);
top:110px;
left:285px
}
.cheeks {
background: #fbc6a3;
width: 280px;
height: 100px;
border-radius: 50px 0px 50px 40px;
transform: rotate(-3deg);
position: relative;
content: 'a';
top: 108px;
left:10px
}
.cheeks:after {
width: 297px;
height: 100px;
background: #fbc6a3;
content: '';
transform: rotate(-3deg);
position: absolute;
border-radius: 100% 100% 100% 100%;
left: 1px;
bottom: -14px;
}
.eye {
width:40px;
height:40px;
position:relative;
background:black;
border-radius:100%;
animation: close-eye 4s none .2s infinite;
}
.eye:after {
.eyebrow:after {
content:'';
transform:
box-shadow: 0px 0px 40px 20px red;
z-index:8;
left:35px;
top:160px;
animation: shy 10s linear .2s infinite;
}
.shy.right {
left:170px;
top:180px;
}
@keyframes eyebroani {
0% {margin-top:auto}
10% {margin-top:-10px}
20% {margin-top:auto}
30% {margin-top:-10px}
40% {margin-top:auto}
100% {margin-top:auto}
}
@keyframes shy {
0% {opacity:0}
10% {opacity:0.2}
90% {opacity:0.2}
100% {opacity:0}
}
@keyframes close-eye {
0% {
height: 40px;
margin-top: auto;
overflow: auto;
}
5% {
height: 2px;
margin-top: 20px;
overflow: hidden;
}
5.1% {
height: 40px;
margin-top:0;
overflow:visible;
}
}
</style>
</body>
</html>[/tex]