div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=penguin-math-english-1-triangle-1-2-3-title-penguin-math-english-created-datehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Penguin Math English€¦ · 1 TRIANGLE 1 2 3 Title: Penguin Math English Created Date: 6262020 1:51:47 PM loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsnetreader033viewer2022052814609bda0ea587f053d31d56a4html5thumbnails1jpg width=140 height=200 divp=p p+ =p p+ =p p1TRIANGLEp p1 2p p3p div class=annotationa href=http:wwwadalaidacom rel=ugc nofollow target=_blankhttp:wwwadalaidacomadivdiv