Mathematics & Science (optional block)

Square side 97. Perimeter?

Rectangle 52×101. Area?

Triangle angles 161°, 13°. Third?

Square side 21. Perimeter?

Triangle angles 209°, -35°. Third?

Square side 165. Perimeter?

Square side 53. Perimeter?

Square side 113. Perimeter?

Rectangle 12×21. Area?

Rectangle 112×221. Area?

Rectangle 144×285. Area?

Circle radius 203. Circumference? (π=22/7)

Triangle angles 149°, 25°. Third?

Rectangle 188×373. Area?

Circle radius 159. Circumference? (π=22/7)

Square side 45. Perimeter?

Rectangle 44×85. Area?

Circle radius 119. Circumference? (π=22/7)

Circle radius 67. Circumference? (π=22/7)

Rectangle 160×317. Area?

Rectangle 24×45. Area?

Circle radius 163. Circumference? (π=22/7)

Triangle angles 213°, -39°. Third?

Rectangle 108×213. Area?

Rectangle 20×37. Area?