Mathematics

Rectangle 168×333. Area?

Square side 177. Perimeter?

Circle radius 75. Circumference? (π=22/7)

Triangle angles 113°, 61°. Third?

Triangle angles 65°, 109°. Third?

Triangle angles 129°, 45°. Third?

Circle radius 83. Circumference? (π=22/7)

Square side 89. Perimeter?

Rectangle 116×229. Area?

Triangle angles 61°, 102°. Third?

Triangle angles 165°, 9°. Third?

Square side 117. Perimeter?

Square side 41. Perimeter?

Circle radius 175. Circumference? (π=22/7)

Circle radius 155. Circumference? (π=22/7)

Square side 25. Perimeter?

Circle radius 179. Circumference? (π=22/7)

Circle radius 195. Circumference? (π=22/7)

Triangle angles 77°, 97°. Third?

Rectangle 140×277. Area?

Rectangle 36×69. Area?

Rectangle 184×365. Area?

Circle radius 87. Circumference? (π=22/7)

Square side 109. Perimeter?

Circle radius 91. Circumference? (π=22/7)