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Question 1 of 6
hard
A parallelogram and triangle share same base (10 cm) and height (6 cm). Ratio of areas?
Explanation: Parallelogram=60, Triangle=30, ratio=2:1
Question 2 of 6
hard
Triangle base 12 cm, area 48 cm². Find height.
Explanation: 48=½×12×h, 48=6h, h=8
Question 3 of 6
hard
Parallelogram area 180 cm², height=3×base. Find base.
Explanation: b×(3b)=180, 3b²=180, b²=60, b≈7.75
Question 4 of 6
hard
Find area of composite: 8×6 rectangle with 4×4 square cut out
Explanation: 48-16=32
Question 5 of 6
hard
Triangle height is twice its base. Area=64 cm². Find base.
Explanation: ½×b×2b=b²=64, b=8
Question 6 of 6
hard
Parallelogram area=96, base=12, find height. If base doubled, new area?
Explanation: height=96÷12=8, new base=24, area=24×8=192
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